204887518

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{1987}}^1$

素因数の和:2152

約数の個数: 32

約数和(自身を含む): 346389120

約数和(自身を除く): 141501602

約数列:

[1, 2, 11, 22, 43, 86, 109, 218, 473, 946, 1199, 1987, 2398, 3974, 4687, 9374, 21857, 43714, 51557, 85441, 103114, 170882, 216583, 433166, 939851, 1879702, 2382413, 4764826, 9313069, 18626138, 102443759, 204887518]

約数ペア:

[(1, 204887518), (2, 102443759), (11, 18626138), (22, 9313069), (43, 4764826), (86, 2382413), (109, 1879702), (218, 939851), (473, 433166), (946, 216583), (1199, 170882), (1987, 103114), (2398, 85441), (3974, 51557), (4687, 43714), (9374, 21857)]