18768309

素因数分解:

$3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{5483}}^1$

素因数の和:5656

約数の個数: 16

約数和(自身を含む): 28780032

約数和(自身を除く): 10011723

約数列:

[1, 3, 7, 21, 163, 489, 1141, 3423, 5483, 16449, 38381, 115143, 893729, 2681187, 6256103, 18768309]

約数ペア:

[(1, 18768309), (3, 6256103), (7, 2681187), (21, 893729), (163, 115143), (489, 38381), (1141, 16449), (3423, 5483)]