20188239

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{2137}}^1$

素因数の和:2254

約数の個数: 16

約数和(自身を含む): 27913728

約数和(自身を除く): 7725489

約数列:

[1, 3, 47, 67, 141, 201, 2137, 3149, 6411, 9447, 100439, 143179, 301317, 429537, 6729413, 20188239]

約数ペア:

[(1, 20188239), (3, 6729413), (47, 429537), (67, 301317), (141, 143179), (201, 100439), (2137, 9447), (3149, 6411)]