20309367

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{17957}}^1$

素因数の和:18002

約数の個数: 16

約数和(自身を含む): 30169440

約数和(自身を除く): 9860073

約数列:

[1, 3, 13, 29, 39, 87, 377, 1131, 17957, 53871, 233441, 520753, 700323, 1562259, 6769789, 20309367]

約数ペア:

[(1, 20309367), (3, 6769789), (13, 1562259), (29, 700323), (39, 520753), (87, 233441), (377, 53871), (1131, 17957)]