18668793

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43517}}^1$

素因数の和:43544

約数の個数: 16

約数和(自身を含む): 29244096

約数和(自身を除く): 10575303

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 43517, 130551, 478687, 565721, 1436061, 1697163, 6222931, 18668793]

約数ペア:

[(1, 18668793), (3, 6222931), (11, 1697163), (13, 1436061), (33, 565721), (39, 478687), (143, 130551), (429, 43517)]