2018678660

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{418813}}^1$

素因数の和:419063

約数の個数: 24

約数和(自身を含む): 4256825496

約数和(自身を除く): 2238146836

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 964, 1205, 2410, 4820, 418813, 837626, 1675252, 2094065, 4188130, 8376260, 100933933, 201867866, 403735732, 504669665, 1009339330, 2018678660]

約数ペア:

[(1, 2018678660), (2, 1009339330), (4, 504669665), (5, 403735732), (10, 201867866), (20, 100933933), (241, 8376260), (482, 4188130), (964, 2094065), (1205, 1675252), (2410, 837626), (4820, 418813)]