18867331

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{479}}^1$

素因数の和:834

約数の個数: 16

約数和(自身を含む): 22947840

約数和(自身を除く): 4080509

約数列:

[1, 7, 17, 119, 331, 479, 2317, 3353, 5627, 8143, 39389, 57001, 158549, 1109843, 2695333, 18867331]

約数ペア:

[(1, 18867331), (7, 2695333), (17, 1109843), (119, 158549), (331, 57001), (479, 39389), (2317, 8143), (3353, 5627)]