18150996860

素因数分解:

$2^2\times 5^1\times {\mathrm{5279}}^1\times {\mathrm{171917}}^1$

素因数の和:177205

約数の個数: 24

約数和(自身を含む): 38124535680

約数和(自身を除く): 19973538820

約数列:

[1, 2, 4, 5, 10, 20, 5279, 10558, 21116, 26395, 52790, 105580, 171917, 343834, 687668, 859585, 1719170, 3438340, 907549843, 1815099686, 3630199372, 4537749215, 9075498430, 18150996860]

約数ペア:

[(1, 18150996860), (2, 9075498430), (4, 4537749215), (5, 3630199372), (10, 1815099686), (20, 907549843), (5279, 3438340), (10558, 1719170), (21116, 859585), (26395, 687668), (52790, 343834), (105580, 171917)]