71968816

素因数分解:

$2^4\times {\mathrm{491}}^1\times {\mathrm{9161}}^1$

素因数の和:9660

約数の個数: 20

約数和(自身を含む): 139738824

約数和(自身を除く): 67770008

約数列:

[1, 2, 4, 8, 16, 491, 982, 1964, 3928, 7856, 9161, 18322, 36644, 73288, 146576, 4498051, 8996102, 17992204, 35984408, 71968816]

約数ペア:

[(1, 71968816), (2, 35984408), (4, 17992204), (8, 8996102), (16, 4498051), (491, 146576), (982, 73288), (1964, 36644), (3928, 18322), (7856, 9161)]