20512483972

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{11927}}^1\times {\mathrm{4831}}^1$

素因数の和:16851

約数の個数: 24

約数和(自身を含む): 36310740480

約数和(自身を除く): 15798256508

約数列:

[1, 2, 4, 89, 178, 356, 4831, 9662, 11927, 19324, 23854, 47708, 429959, 859918, 1061503, 1719836, 2123006, 4246012, 57619337, 115238674, 230477348, 5128120993, 10256241986, 20512483972]

約数ペア:

[(1, 20512483972), (2, 10256241986), (4, 5128120993), (89, 230477348), (178, 115238674), (356, 57619337), (4831, 4246012), (9662, 2123006), (11927, 1719836), (19324, 1061503), (23854, 859918), (47708, 429959)]