20993965737

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{617161}}^1$

素因数の和:617233

約数の個数: 32

約数和(自身を含む): 31993678080

約数和(自身を除く): 10999712343

約数列:

[1, 3, 17, 23, 29, 51, 69, 87, 391, 493, 667, 1173, 1479, 2001, 11339, 34017, 617161, 1851483, 10491737, 14194703, 17897669, 31475211, 42584109, 53693007, 241309951, 304260373, 411646387, 723929853, 912781119, 1234939161, 6997988579, 20993965737]

約数ペア:

[(1, 20993965737), (3, 6997988579), (17, 1234939161), (23, 912781119), (29, 723929853), (51, 411646387), (69, 304260373), (87, 241309951), (391, 53693007), (493, 42584109), (667, 31475211), (1173, 17897669), (1479, 14194703), (2001, 10491737), (11339, 1851483), (34017, 617161)]