18045999

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{911}}^1$

素因数の和:1019

約数の個数: 24

約数和(自身を含む): 27316224

約数和(自身を除く): 9270225

約数列:

[1, 3, 9, 31, 71, 93, 213, 279, 639, 911, 2201, 2733, 6603, 8199, 19809, 28241, 64681, 84723, 194043, 254169, 582129, 2005111, 6015333, 18045999]

約数ペア:

[(1, 18045999), (3, 6015333), (9, 2005111), (31, 582129), (71, 254169), (93, 194043), (213, 84723), (279, 64681), (639, 28241), (911, 19809), (2201, 8199), (2733, 6603)]