20604819

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^2\times {\mathrm{173}}^1$

素因数の和:279

約数の個数: 24

約数和(自身を含む): 29378160

約数和(自身を除く): 8773341

約数列:

[1, 3, 29, 37, 87, 111, 173, 519, 1073, 1369, 3219, 4107, 5017, 6401, 15051, 19203, 39701, 119103, 185629, 236837, 556887, 710511, 6868273, 20604819]

約数ペア:

[(1, 20604819), (3, 6868273), (29, 710511), (37, 556887), (87, 236837), (111, 185629), (173, 119103), (519, 39701), (1073, 19203), (1369, 15051), (3219, 6401), (4107, 5017)]