220151338

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{661}}^1\times {\mathrm{15139}}^1$

素因数の和:15813

約数の個数: 16

約数和(自身を含む): 360816480

約数和(自身を除く): 140665142

約数列:

[1, 2, 11, 22, 661, 1322, 7271, 14542, 15139, 30278, 166529, 333058, 10006879, 20013758, 110075669, 220151338]

約数ペア:

[(1, 220151338), (2, 110075669), (11, 20013758), (22, 10006879), (661, 333058), (1322, 166529), (7271, 30278), (14542, 15139)]