Q: What is the sum of all factors of the number 1,990,421 excluding 1,990,421?
A: 104,779
The factors of the number 1,990,421 are: 1, 19, 104759, 1990421.
If you add them up, you will get the total of 1,990,525. Now subtract 1,990,421 to get 104,779