Q: What is the sum of all factors of the number 1,328,638 excluding 1,328,638?
A: 664,322
The factors of the number 1,328,638 are: 1, 2, 664319, 1328638.
If you add them up, you will get the total of 1,329,302. Now subtract 1,328,638 to get 664,322