18637238

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1\times {\mathrm{911}}^1$

素因数の和:1159

約数の個数: 16

約数和(自身を含む): 28662336

約数和(自身を除く): 10025098

約数列:

[1, 2, 53, 106, 193, 386, 911, 1822, 10229, 20458, 48283, 96566, 175823, 351646, 9318619, 18637238]

約数ペア:

[(1, 18637238), (2, 9318619), (53, 351646), (106, 175823), (193, 96566), (386, 48283), (911, 20458), (1822, 10229)]