18872139

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43991}}^1$

素因数の和:44018

約数の個数: 16

約数和(自身を含む): 29562624

約数和(自身を除く): 10690485

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 43991, 131973, 483901, 571883, 1451703, 1715649, 6290713, 18872139]

約数ペア:

[(1, 18872139), (3, 6290713), (11, 1715649), (13, 1451703), (33, 571883), (39, 483901), (143, 131973), (429, 43991)]