20322533

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{479}}^1$

素因数の和:545

約数の個数: 32

約数和(自身を含む): 27648000

約数和(自身を除く): 7325467

約数列:

[1, 7, 11, 19, 29, 77, 133, 203, 209, 319, 479, 551, 1463, 2233, 3353, 3857, 5269, 6061, 9101, 13891, 36883, 42427, 63707, 97237, 100111, 152801, 263929, 700777, 1069607, 1847503, 2903219, 20322533]

約数ペア:

[(1, 20322533), (7, 2903219), (11, 1847503), (19, 1069607), (29, 700777), (77, 263929), (133, 152801), (203, 100111), (209, 97237), (319, 63707), (479, 42427), (551, 36883), (1463, 13891), (2233, 9101), (3353, 6061), (3857, 5269)]