20831073

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{1279}}^1$

素因数の和:1432

約数の個数: 16

約数和(自身を含む): 28569600

約数和(自身を除く): 7738527

約数列:

[1, 3, 61, 89, 183, 267, 1279, 3837, 5429, 16287, 78019, 113831, 234057, 341493, 6943691, 20831073]

約数ペア:

[(1, 20831073), (3, 6943691), (61, 341493), (89, 234057), (183, 113831), (267, 78019), (1279, 16287), (3837, 5429)]