191026

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1$

素因数の和:489

約数の個数: 16

約数和(自身を含む): 329760

約数和(自身を除く): 138734

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 457, 914, 5027, 8683, 10054, 17366, 95513, 191026]

約数ペア:

[(1, 191026), (2, 95513), (11, 17366), (19, 10054), (22, 8683), (38, 5027), (209, 914), (418, 457)]