20109007945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{617}}^1\times {\mathrm{501409}}^1$

素因数の和:502044

約数の個数: 16

約数和(自身を含む): 26029195920

約数和(自身を除く): 5920187975

約数列:

[1, 5, 13, 65, 617, 3085, 8021, 40105, 501409, 2507045, 6518317, 32591585, 309369353, 1546846765, 4021801589, 20109007945]

約数ペア:

[(1, 20109007945), (5, 4021801589), (13, 1546846765), (65, 309369353), (617, 32591585), (3085, 6518317), (8021, 2507045), (40105, 501409)]