20040554

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{677}}^1$

素因数の和:758

約数の個数: 24

約数和(自身を含む): 32548068

約数和(自身を除く): 12507514

約数列:

[1, 2, 19, 38, 41, 82, 361, 677, 722, 779, 1354, 1558, 12863, 14801, 25726, 27757, 29602, 55514, 244397, 488794, 527383, 1054766, 10020277, 20040554]

約数ペア:

[(1, 20040554), (2, 10020277), (19, 1054766), (38, 527383), (41, 488794), (82, 244397), (361, 55514), (677, 29602), (722, 27757), (779, 25726), (1354, 14801), (1558, 12863)]