20128391

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{617}}^1$

素因数の和:754

約数の個数: 16

約数和(自身を含む): 22692960

約数和(自身を除く): 2564569

約数列:

[1, 17, 19, 101, 323, 617, 1717, 1919, 10489, 11723, 32623, 62317, 199291, 1059389, 1184023, 20128391]

約数ペア:

[(1, 20128391), (17, 1184023), (19, 1059389), (101, 199291), (323, 62317), (617, 32623), (1717, 11723), (1919, 10489)]