18351179

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{3907}}^1$

素因数の和:3986

約数の個数: 16

約数和(自身を含む): 23260416

約数和(自身を除く): 4909237

約数列:

[1, 7, 11, 61, 77, 427, 671, 3907, 4697, 27349, 42977, 238327, 300839, 1668289, 2621597, 18351179]

約数ペア:

[(1, 18351179), (7, 2621597), (11, 1668289), (61, 300839), (77, 238327), (427, 42977), (671, 27349), (3907, 4697)]