20180959689

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{3779}}^1\times {\mathrm{3947}}^1$

素因数の和:7781

約数の個数: 32

約数和(自身を含む): 30085655040

約数和(自身を除く): 9904695351

約数列:

[1, 3, 11, 33, 41, 123, 451, 1353, 3779, 3947, 11337, 11841, 41569, 43417, 124707, 130251, 154939, 161827, 464817, 485481, 1704329, 1780097, 5112987, 5340291, 14915713, 44747139, 164072843, 492218529, 611544233, 1834632699, 6726986563, 20180959689]

約数ペア:

[(1, 20180959689), (3, 6726986563), (11, 1834632699), (33, 611544233), (41, 492218529), (123, 164072843), (451, 44747139), (1353, 14915713), (3779, 5340291), (3947, 5112987), (11337, 1780097), (11841, 1704329), (41569, 485481), (43417, 464817), (124707, 161827), (130251, 154939)]