12748791

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{20333}}^1$

素因数の和:20366

約数の個数: 16

約数和(自身を含む): 19520640

約数和(自身を除く): 6771849

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 20333, 60999, 223663, 386327, 670989, 1158981, 4249597, 12748791]

約数ペア:

[(1, 12748791), (3, 4249597), (11, 1158981), (19, 670989), (33, 386327), (57, 223663), (209, 60999), (627, 20333)]