I draw and paint a lot but most of the time, the product comes out dim from the scanner, or there’s noticeable pencil strokes that I’d like to be cleaner. Does anyone have any recommendations on software or a program that’s ideal for that kind of photo editing? Like, art editing?

You can edit your photos online, since there are so many websites for photo enhacment, and they are free. The best one is
1. Funnywow - http://www.funnywow.com
2. Top 20 websites for photo editing - http://www.squidoo.com/photofunia-style
Hope it can help.