18219867345

素因数分解:

$3^2\times 5^1\times {\mathrm{9109}}^1\times {\mathrm{44449}}^1$

素因数の和:53569

約数の個数: 24

約数和(自身を含む): 31585281000

約数和(自身を除く): 13365413655

約数列:

[1, 3, 5, 9, 15, 45, 9109, 27327, 44449, 45545, 81981, 133347, 136635, 222245, 400041, 409905, 666735, 2000205, 404885941, 1214657823, 2024429705, 3643973469, 6073289115, 18219867345]

約数ペア:

[(1, 18219867345), (3, 6073289115), (5, 3643973469), (9, 2024429705), (15, 1214657823), (45, 404885941), (9109, 2000205), (27327, 666735), (44449, 409905), (45545, 400041), (81981, 222245), (133347, 136635)]