20554964968

素因数分解:

$2^3\times {\mathrm{449}}^1\times {\mathrm{5722429}}^1$

素因数の和:5722884

約数の個数: 16

約数和(自身を含む): 38626402500

約数和(自身を除く): 18071437532

約数列:

[1, 2, 4, 8, 449, 898, 1796, 3592, 5722429, 11444858, 22889716, 45779432, 2569370621, 5138741242, 10277482484, 20554964968]

約数ペア:

[(1, 20554964968), (2, 10277482484), (4, 5138741242), (8, 2569370621), (449, 45779432), (898, 22889716), (1796, 11444858), (3592, 5722429)]