18490670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{1571}}^1$

素因数の和:1696

約数の個数: 32

約数和(自身を含む): 36671616

約数和(自身を除く): 18180946

約数列:

[1, 2, 5, 10, 11, 22, 55, 107, 110, 214, 535, 1070, 1177, 1571, 2354, 3142, 5885, 7855, 11770, 15710, 17281, 34562, 86405, 168097, 172810, 336194, 840485, 1680970, 1849067, 3698134, 9245335, 18490670]

約数ペア:

[(1, 18490670), (2, 9245335), (5, 3698134), (10, 1849067), (11, 1680970), (22, 840485), (55, 336194), (107, 172810), (110, 168097), (214, 86405), (535, 34562), (1070, 17281), (1177, 15710), (1571, 11770), (2354, 7855), (3142, 5885)]