18287396

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{1061}}^1$

素因数の和:1235

約数の個数: 24

約数和(自身を含む): 33304320

約数和(自身を除く): 15016924

約数列:

[1, 2, 4, 31, 62, 124, 139, 278, 556, 1061, 2122, 4244, 4309, 8618, 17236, 32891, 65782, 131564, 147479, 294958, 589916, 4571849, 9143698, 18287396]

約数ペア:

[(1, 18287396), (2, 9143698), (4, 4571849), (31, 589916), (62, 294958), (124, 147479), (139, 131564), (278, 65782), (556, 32891), (1061, 17236), (2122, 8618), (4244, 4309)]