Q: What is the sum of all factors of the number 1,997,978 excluding 1,997,978?
A: 998,992
The factors of the number 1,997,978 are: 1, 2, 998989, 1997978.
If you add them up, you will get the total of 1,998,976. Now subtract 1,997,978 to get 998,992