18005265

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12907}}^1$

素因数の和:12949

約数の個数: 24

約数和(自身を含む): 32218368

約数和(自身を除く): 14213103

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 12907, 38721, 64535, 116163, 193605, 400117, 580815, 1200351, 2000585, 3601053, 6001755, 18005265]

約数ペア:

[(1, 18005265), (3, 6001755), (5, 3601053), (9, 2000585), (15, 1200351), (31, 580815), (45, 400117), (93, 193605), (155, 116163), (279, 64535), (465, 38721), (1395, 12907)]