20168968

素因数分解:

$2^3\times {\mathrm{163}}^1\times {\mathrm{15467}}^1$

素因数の和:15636

約数の個数: 16

約数和(自身を含む): 38051280

約数和(自身を除く): 17882312

約数列:

[1, 2, 4, 8, 163, 326, 652, 1304, 15467, 30934, 61868, 123736, 2521121, 5042242, 10084484, 20168968]

約数ペア:

[(1, 20168968), (2, 10084484), (4, 5042242), (8, 2521121), (163, 123736), (326, 61868), (652, 30934), (1304, 15467)]