90581398

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{109}}^1\times {\mathrm{1151}}^1$

素因数の和:1300

約数の個数: 24

約数和(自身を含む): 144840960

約数和(自身を除く): 54259562

約数列:

[1, 2, 19, 38, 109, 218, 361, 722, 1151, 2071, 2302, 4142, 21869, 39349, 43738, 78698, 125459, 250918, 415511, 831022, 2383721, 4767442, 45290699, 90581398]

約数ペア:

[(1, 90581398), (2, 45290699), (19, 4767442), (38, 2383721), (109, 831022), (218, 415511), (361, 250918), (722, 125459), (1151, 78698), (2071, 43738), (2302, 39349), (4142, 21869)]