18101205

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7057}}^1$

素因数の和:7090

約数の個数: 32

約数和(自身を含む): 33878400

約数和(自身を除く): 15777195

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 7057, 21171, 35285, 63513, 105855, 134083, 190539, 317565, 402249, 670415, 952695, 1206747, 2011245, 3620241, 6033735, 18101205]

約数ペア:

[(1, 18101205), (3, 6033735), (5, 3620241), (9, 2011245), (15, 1206747), (19, 952695), (27, 670415), (45, 402249), (57, 317565), (95, 190539), (135, 134083), (171, 105855), (285, 63513), (513, 35285), (855, 21171), (2565, 7057)]