18718444

素因数分解:

$2^2\times {\mathrm{461}}^1\times {\mathrm{10151}}^1$

素因数の和:10616

約数の個数: 12

約数和(自身を含む): 32831568

約数和(自身を除く): 14113124

約数列:

[1, 2, 4, 461, 922, 1844, 10151, 20302, 40604, 4679611, 9359222, 18718444]

約数ペア:

[(1, 18718444), (2, 9359222), (4, 4679611), (461, 40604), (922, 20302), (1844, 10151)]