20177187

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{9433}}^1$

素因数の和:9490

約数の個数: 16

約数和(自身を含む): 28981248

約数和(自身を除く): 8804061

約数列:

[1, 3, 23, 31, 69, 93, 713, 2139, 9433, 28299, 216959, 292423, 650877, 877269, 6725729, 20177187]

約数ペア:

[(1, 20177187), (3, 6725729), (23, 877269), (31, 650877), (69, 292423), (93, 216959), (713, 28299), (2139, 9433)]