18532580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{84239}}^1$

素因数の和:84259

約数の個数: 24

約数和(自身を含む): 42456960

約数和(自身を除く): 23924380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 84239, 168478, 336956, 421195, 842390, 926629, 1684780, 1853258, 3706516, 4633145, 9266290, 18532580]

約数ペア:

[(1, 18532580), (2, 9266290), (4, 4633145), (5, 3706516), (10, 1853258), (11, 1684780), (20, 926629), (22, 842390), (44, 421195), (55, 336956), (110, 168478), (220, 84239)]