40590418

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{167729}}^1$

素因数の和:167753

約数の個数: 12

約数和(自身を含む): 66924270

約数和(自身を除く): 26333852

約数列:

[1, 2, 11, 22, 121, 242, 167729, 335458, 1845019, 3690038, 20295209, 40590418]

約数ペア:

[(1, 40590418), (2, 20295209), (11, 3690038), (22, 1845019), (121, 335458), (242, 167729)]