18709327

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1277}}^1$

素因数の和:1327

約数の個数: 24

約数和(自身を含む): 24476256

約数和(自身を除く): 5766929

約数列:

[1, 7, 13, 23, 49, 91, 161, 299, 637, 1127, 1277, 2093, 8939, 14651, 16601, 29371, 62573, 116207, 205597, 381823, 813449, 1439179, 2672761, 18709327]

約数ペア:

[(1, 18709327), (7, 2672761), (13, 1439179), (23, 813449), (49, 381823), (91, 205597), (161, 116207), (299, 62573), (637, 29371), (1127, 16601), (1277, 14651), (2093, 8939)]