20761755170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{159705809}}^1$

素因数の和:159705829

約数の個数: 16

約数和(自身を含む): 40245864120

約数和(自身を除く): 19484108950

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 159705809, 319411618, 798529045, 1597058090, 2076175517, 4152351034, 10380877585, 20761755170]

約数ペア:

[(1, 20761755170), (2, 10380877585), (5, 4152351034), (10, 2076175517), (13, 1597058090), (26, 798529045), (65, 319411618), (130, 159705809)]