220907522

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{661}}^1\times {\mathrm{1381}}^1$

素因数の和:2066

約数の個数: 24

約数和(自身を含む): 365038716

約数和(自身を除く): 144131194

約数列:

[1, 2, 11, 22, 121, 242, 661, 1322, 1381, 2762, 7271, 14542, 15191, 30382, 79981, 159962, 167101, 334202, 912841, 1825682, 10041251, 20082502, 110453761, 220907522]

約数ペア:

[(1, 220907522), (2, 110453761), (11, 20082502), (22, 10041251), (121, 1825682), (242, 912841), (661, 334202), (1322, 167101), (1381, 159962), (2762, 79981), (7271, 30382), (14542, 15191)]