20845701

素因数分解:

$3^3\times {\mathrm{151}}^1\times {\mathrm{5113}}^1$

素因数の和:5273

約数の個数: 16

約数和(自身を含む): 31093120

約数和(自身を除く): 10247419

約数列:

[1, 3, 9, 27, 151, 453, 1359, 4077, 5113, 15339, 46017, 138051, 772063, 2316189, 6948567, 20845701]

約数ペア:

[(1, 20845701), (3, 6948567), (9, 2316189), (27, 772063), (151, 138051), (453, 46017), (1359, 15339), (4077, 5113)]