20038989

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{5011}}^1$

素因数の和:5088

約数の個数: 16

約数和(自身を含む): 28227584

約数和(自身を除く): 8188595

約数列:

[1, 3, 31, 43, 93, 129, 1333, 3999, 5011, 15033, 155341, 215473, 466023, 646419, 6679663, 20038989]

約数ペア:

[(1, 20038989), (3, 6679663), (31, 646419), (43, 466023), (93, 215473), (129, 155341), (1333, 15033), (3999, 5011)]