20188851

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{1087}}^1$

素因数の和:1282

約数の個数: 16

約数和(自身を含む): 27783168

約数和(自身を除く): 7594317

約数列:

[1, 3, 41, 123, 151, 453, 1087, 3261, 6191, 18573, 44567, 133701, 164137, 492411, 6729617, 20188851]

約数ペア:

[(1, 20188851), (3, 6729617), (41, 492411), (123, 164137), (151, 133701), (453, 44567), (1087, 18573), (3261, 6191)]