Q: What is the sum of all factors of the number 1,990,991 excluding 1,990,991?
A: 104,809
The factors of the number 1,990,991 are: 1, 19, 104789, 1990991.
If you add them up, you will get the total of 1,991,095. Now subtract 1,990,991 to get 104,809