18085509

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{467}}^1$

素因数の和:817

約数の個数: 24

約数和(自身を含む): 28278432

約数和(自身を除く): 10192923

約数列:

[1, 3, 9, 13, 39, 117, 331, 467, 993, 1401, 2979, 4203, 4303, 6071, 12909, 18213, 38727, 54639, 154577, 463731, 1391193, 2009501, 6028503, 18085509]

約数ペア:

[(1, 18085509), (3, 6028503), (9, 2009501), (13, 1391193), (39, 463731), (117, 154577), (331, 54639), (467, 38727), (993, 18213), (1401, 12909), (2979, 6071), (4203, 4303)]