20899778

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{15667}}^1$

素因数の和:15721

約数の個数: 16

約数和(自身を含む): 33842880

約数和(自身を除く): 12943102

約数列:

[1, 2, 23, 29, 46, 58, 667, 1334, 15667, 31334, 360341, 454343, 720682, 908686, 10449889, 20899778]

約数ペア:

[(1, 20899778), (2, 10449889), (23, 908686), (29, 720682), (46, 454343), (58, 360341), (667, 31334), (1334, 15667)]