20166811

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{1237}}^1$

素因数の和:1398

約数の個数: 16

約数和(自身を含む): 24601536

約数和(自身を除く): 4434725

約数列:

[1, 7, 17, 119, 137, 959, 1237, 2329, 8659, 16303, 21029, 147203, 169469, 1186283, 2880973, 20166811]

約数ペア:

[(1, 20166811), (7, 2880973), (17, 1186283), (119, 169469), (137, 147203), (959, 21029), (1237, 16303), (2329, 8659)]