20655816

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{50627}}^1$

素因数の和:50653

約数の個数: 32

約数和(自身を含む): 54678240

約数和(自身を除く): 34022424

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 50627, 101254, 151881, 202508, 303762, 405016, 607524, 860659, 1215048, 1721318, 2581977, 3442636, 5163954, 6885272, 10327908, 20655816]

約数ペア:

[(1, 20655816), (2, 10327908), (3, 6885272), (4, 5163954), (6, 3442636), (8, 2581977), (12, 1721318), (17, 1215048), (24, 860659), (34, 607524), (51, 405016), (68, 303762), (102, 202508), (136, 151881), (204, 101254), (408, 50627)]