Q: What is the sum of all factors of the number 638,412 excluding 638,412?
A: 851,244
The factors of the number 638,412 are: 1, 2, 3, 4, 6, 12, 53201, 106402, 159603, 212804, 319206, 638412.
If you add them up, you will get the total of 639,263. Now subtract 638,412 to get 851,244