20118371585

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{1008187}}^1$

素因数の和:1008512

約数の個数: 16

約数和(自身を含む): 26083839936

約数和(自身を除く): 5965468351

約数列:

[1, 5, 13, 65, 307, 1535, 3991, 19955, 1008187, 5040935, 13106431, 65532155, 309513409, 1547567045, 4023674317, 20118371585]

約数ペア:

[(1, 20118371585), (5, 4023674317), (13, 1547567045), (65, 309513409), (307, 65532155), (1535, 13106431), (3991, 5040935), (19955, 1008187)]