188445478

素因数分解:

$2^1\times {\mathrm{13}}^4\times {\mathrm{3299}}^1$

素因数の和:3353

約数の個数: 20

約数和(自身を含む): 306315900

約数和(自身を除く): 117870422

約数列:

[1, 2, 13, 26, 169, 338, 2197, 3299, 4394, 6598, 28561, 42887, 57122, 85774, 557531, 1115062, 7247903, 14495806, 94222739, 188445478]

約数ペア:

[(1, 188445478), (2, 94222739), (13, 14495806), (26, 7247903), (169, 1115062), (338, 557531), (2197, 85774), (3299, 57122), (4394, 42887), (6598, 28561)]