20290838

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{1789}}^1$

素因数の和:1951

約数の個数: 16

約数和(自身を含む): 31317840

約数和(自身を除く): 11027002

約数列:

[1, 2, 53, 106, 107, 214, 1789, 3578, 5671, 11342, 94817, 189634, 191423, 382846, 10145419, 20290838]

約数ペア:

[(1, 20290838), (2, 10145419), (53, 382846), (106, 191423), (107, 189634), (214, 94817), (1789, 11342), (3578, 5671)]