20112089

素因数分解:

${\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1$

素因数の和:404

約数の個数: 16

約数和(自身を含む): 21964800

約数和(自身を除く): 1852711

約数列:

[1, 19, 43, 103, 239, 817, 1957, 4429, 4541, 10277, 24617, 84151, 195263, 467723, 1058531, 20112089]

約数ペア:

[(1, 20112089), (19, 1058531), (43, 467723), (103, 195263), (239, 84151), (817, 24617), (1957, 10277), (4429, 4541)]