19723922

素因数分解:

$2^1\times {\mathrm{151}}^1\times {\mathrm{241}}^1\times {\mathrm{271}}^1$

素因数の和:665

約数の個数: 16

約数和(自身を含む): 30015744

約数和(自身を除く): 10291822

約数列:

[1, 2, 151, 241, 271, 302, 482, 542, 36391, 40921, 65311, 72782, 81842, 130622, 9861961, 19723922]

約数ペア:

[(1, 19723922), (2, 9861961), (151, 130622), (241, 81842), (271, 72782), (302, 65311), (482, 40921), (542, 36391)]