20906593

素因数分解:

${\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{1997}}^1$

素因数の和:2064

約数の個数: 12

約数和(自身を含む): 22837140

約数和(自身を除く): 1930547

約数列:

[1, 19, 29, 361, 551, 1997, 10469, 37943, 57913, 720917, 1100347, 20906593]

約数ペア:

[(1, 20906593), (19, 1100347), (29, 720917), (361, 57913), (551, 37943), (1997, 10469)]