18189281

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1301}}^1$

素因数の和:1384

約数の個数: 16

約数和(自身を含む): 20998656

約数和(自身を除く): 2809375

約数列:

[1, 11, 31, 41, 341, 451, 1271, 1301, 13981, 14311, 40331, 53341, 443641, 586751, 1653571, 18189281]

約数ペア:

[(1, 18189281), (11, 1653571), (31, 586751), (41, 443641), (341, 53341), (451, 40331), (1271, 14311), (1301, 13981)]