20176257

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{7481}}^1$

素因数の和:7544

約数の個数: 16

約数和(自身を含む): 28730880

約数和(自身を除く): 8554623

約数列:

[1, 3, 29, 31, 87, 93, 899, 2697, 7481, 22443, 216949, 231911, 650847, 695733, 6725419, 20176257]

約数ペア:

[(1, 20176257), (3, 6725419), (29, 695733), (31, 650847), (87, 231911), (93, 216949), (899, 22443), (2697, 7481)]