18211996

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{599}}^1\times {\mathrm{691}}^1$

素因数の和:1305

約数の個数: 24

約数和(自身を含む): 34876800

約数和(自身を除く): 16664804

約数列:

[1, 2, 4, 11, 22, 44, 599, 691, 1198, 1382, 2396, 2764, 6589, 7601, 13178, 15202, 26356, 30404, 413909, 827818, 1655636, 4552999, 9105998, 18211996]

約数ペア:

[(1, 18211996), (2, 9105998), (4, 4552999), (11, 1655636), (22, 827818), (44, 413909), (599, 30404), (691, 26356), (1198, 15202), (1382, 13178), (2396, 7601), (2764, 6589)]