18404617

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{479}}^1\times {\mathrm{499}}^1$

素因数の和:996

約数の個数: 16

約数和(自身を含む): 23040000

約数和(自身を除く): 4635383

約数列:

[1, 7, 11, 77, 479, 499, 3353, 3493, 5269, 5489, 36883, 38423, 239021, 1673147, 2629231, 18404617]

約数ペア:

[(1, 18404617), (7, 2629231), (11, 1673147), (77, 239021), (479, 38423), (499, 36883), (3353, 5489), (3493, 5269)]