20161624816

素因数分解:

$2^4\times {\mathrm{22741}}^1\times {\mathrm{55411}}^1$

素因数の和:78160

約数の個数: 20

約数和(自身を含む): 39065570824

約数和(自身を除く): 18903946008

約数列:

[1, 2, 4, 8, 16, 22741, 45482, 55411, 90964, 110822, 181928, 221644, 363856, 443288, 886576, 1260101551, 2520203102, 5040406204, 10080812408, 20161624816]

約数ペア:

[(1, 20161624816), (2, 10080812408), (4, 5040406204), (8, 2520203102), (16, 1260101551), (22741, 886576), (45482, 443288), (55411, 363856), (90964, 221644), (110822, 181928)]