20108156

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{264581}}^1$

素因数の和:264604

約数の個数: 12

約数和(自身を含む): 37041480

約数和(自身を除く): 16933324

約数列:

[1, 2, 4, 19, 38, 76, 264581, 529162, 1058324, 5027039, 10054078, 20108156]

約数ペア:

[(1, 20108156), (2, 10054078), (4, 5027039), (19, 1058324), (38, 529162), (76, 264581)]