20908962

素因数分解:

$2^1\times 3^3\times {\mathrm{387203}}^1$

素因数の和:387214

約数の個数: 16

約数和(自身を含む): 46464480

約数和(自身を除く): 25555518

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 387203, 774406, 1161609, 2323218, 3484827, 6969654, 10454481, 20908962]

約数ペア:

[(1, 20908962), (2, 10454481), (3, 6969654), (6, 3484827), (9, 2323218), (18, 1161609), (27, 774406), (54, 387203)]