Q: What is the sum of all factors of the number 1,039,642 excluding 1,039,642?
A: 623,558
The factors of the number 1,039,642 are: 1, 2, 19, 38, 109, 218, 251, 502, 2071, 4142, 4769, 9538, 27359, 54718, 519821, 1039642.
If you add them up, you will get the total of 1,040,265. Now subtract 1,039,642 to get 623,558