18810211

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{5099}}^1$

素因数の和:5154

約数の個数: 16

約数和(自身を含む): 23500800

約数和(自身を除く): 4690589

約数列:

[1, 7, 17, 31, 119, 217, 527, 3689, 5099, 35693, 86683, 158069, 606781, 1106483, 2687173, 18810211]

約数ペア:

[(1, 18810211), (7, 2687173), (17, 1106483), (31, 606781), (119, 158069), (217, 86683), (527, 35693), (3689, 5099)]