20187727

素因数分解:

$7^1\times {\mathrm{31}}^2\times {\mathrm{3001}}^1$

素因数の和:3070

約数の個数: 12

約数和(自身を含む): 23847888

約数和(自身を除く): 3660161

約数列:

[1, 7, 31, 217, 961, 3001, 6727, 21007, 93031, 651217, 2883961, 20187727]

約数ペア:

[(1, 20187727), (7, 2883961), (31, 651217), (217, 93031), (961, 21007), (3001, 6727)]