82474876

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{21061}}^1$

素因数の和:21165

約数の個数: 24

約数和(自身を含む): 159228720

約数和(自身を除く): 76753844

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 3916, 21061, 42122, 84244, 231671, 463342, 926684, 1874429, 3748858, 7497716, 20618719, 41237438, 82474876]

約数ペア:

[(1, 82474876), (2, 41237438), (4, 20618719), (11, 7497716), (22, 3748858), (44, 1874429), (89, 926684), (178, 463342), (356, 231671), (979, 84244), (1958, 42122), (3916, 21061)]