20516374

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1\times {\mathrm{797}}^1$

素因数の和:1071

約数の個数: 16

約数和(自身を含む): 31466736

約数和(自身を除く): 10950362

約数列:

[1, 2, 61, 122, 211, 422, 797, 1594, 12871, 25742, 48617, 97234, 168167, 336334, 10258187, 20516374]

約数ペア:

[(1, 20516374), (2, 10258187), (61, 336334), (122, 168167), (211, 97234), (422, 48617), (797, 25742), (1594, 12871)]