20385849

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{3413}}^1$

素因数の和:3608

約数の個数: 16

約数和(自身を含む): 29824704

約数和(自身を除く): 9438855

約数列:

[1, 3, 11, 33, 181, 543, 1991, 3413, 5973, 10239, 37543, 112629, 617753, 1853259, 6795283, 20385849]

約数ペア:

[(1, 20385849), (3, 6795283), (11, 1853259), (33, 617753), (181, 112629), (543, 37543), (1991, 10239), (3413, 5973)]