18340065

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13147}}^1$

素因数の和:13189

約数の個数: 24

約数和(自身を含む): 32817408

約数和(自身を除く): 14477343

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 13147, 39441, 65735, 118323, 197205, 407557, 591615, 1222671, 2037785, 3668013, 6113355, 18340065]

約数ペア:

[(1, 18340065), (3, 6113355), (5, 3668013), (9, 2037785), (15, 1222671), (31, 591615), (45, 407557), (93, 197205), (155, 118323), (279, 65735), (465, 39441), (1395, 13147)]