Q: What is the sum of all factors of the number 3,643,978 excluding 3,643,978?
A: 2,275,340
The factors of the number 3,643,978 are: 1, 2, 13, 26, 169, 338, 10781, 21562, 140153, 280306, 1821989, 3643978.
If you add them up, you will get the total of 3,643,980. Now subtract 3,643,978 to get 2,275,340