18308521

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{5059}}^1$

素因数の和:5124

約数の個数: 16

約数和(自身を含む): 23316480

約数和(自身を除く): 5007959

約数列:

[1, 7, 11, 47, 77, 329, 517, 3619, 5059, 35413, 55649, 237773, 389543, 1664411, 2615503, 18308521]

約数ペア:

[(1, 18308521), (7, 2615503), (11, 1664411), (47, 389543), (77, 237773), (329, 55649), (517, 35413), (3619, 5059)]