18109455

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13267}}^1$

素因数の和:13295

約数の個数: 32

約数和(自身を含む): 35664384

約数和(自身を除く): 17554929

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 13267, 39801, 66335, 92869, 172471, 199005, 278607, 464345, 517413, 862355, 1207297, 1393035, 2587065, 3621891, 6036485, 18109455]

約数ペア:

[(1, 18109455), (3, 6036485), (5, 3621891), (7, 2587065), (13, 1393035), (15, 1207297), (21, 862355), (35, 517413), (39, 464345), (65, 278607), (91, 199005), (105, 172471), (195, 92869), (273, 66335), (455, 39801), (1365, 13267)]