20266767

素因数分解:

$3^4\times {\mathrm{151}}^1\times {\mathrm{1657}}^1$

素因数の和:1820

約数の個数: 20

約数和(自身を含む): 30493936

約数和(自身を除く): 10227169

約数列:

[1, 3, 9, 27, 81, 151, 453, 1359, 1657, 4077, 4971, 12231, 14913, 44739, 134217, 250207, 750621, 2251863, 6755589, 20266767]

約数ペア:

[(1, 20266767), (3, 6755589), (9, 2251863), (27, 750621), (81, 250207), (151, 134217), (453, 44739), (1359, 14913), (1657, 12231), (4077, 4971)]