20017995

素因数分解:

$3^1\times 5^1\times {\mathrm{227}}^1\times {\mathrm{5879}}^1$

素因数の和:6114

約数の個数: 16

約数和(自身を含む): 32175360

約数和(自身を除く): 12157365

約数列:

[1, 3, 5, 15, 227, 681, 1135, 3405, 5879, 17637, 29395, 88185, 1334533, 4003599, 6672665, 20017995]

約数ペア:

[(1, 20017995), (3, 6672665), (5, 4003599), (15, 1334533), (227, 88185), (681, 29395), (1135, 17637), (3405, 5879)]