18685254

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{444887}}^1$

素因数の和:444899

約数の個数: 16

約数和(自身を含む): 42709248

約数和(自身を除く): 24023994

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 444887, 889774, 1334661, 2669322, 3114209, 6228418, 9342627, 18685254]

約数ペア:

[(1, 18685254), (2, 9342627), (3, 6228418), (6, 3114209), (7, 2669322), (14, 1334661), (21, 889774), (42, 444887)]