188771858

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{780049}}^1$

素因数の和:780073

約数の個数: 12

約数和(自身を含む): 311239950

約数和(自身を除く): 122468092

約数列:

[1, 2, 11, 22, 121, 242, 780049, 1560098, 8580539, 17161078, 94385929, 188771858]

約数ペア:

[(1, 188771858), (2, 94385929), (11, 17161078), (22, 8580539), (121, 1560098), (242, 780049)]