Q: What is the sum of all factors of the number 20,720,217 excluding 20,720,217?
A: 12,226,983
The factors of the number 20,720,217 are: 1, 3, 7, 21, 23, 69, 161, 483, 42899, 128697, 300293, 900879, 986677, 2960031, 6906739, 20720217.
If you add them up, you will get the total of 20,720,229. Now subtract 20,720,217 to get 12,226,983