18830295

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{349}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 36036000

約数和(自身を除く): 17205705

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 109, 165, 327, 349, 495, 545, 981, 1047, 1199, 1635, 1745, 3141, 3597, 3839, 4905, 5235, 5995, 10791, 11517, 15705, 17985, 19195, 34551, 38041, 53955, 57585, 114123, 172755, 190205, 342369, 418451, 570615, 1255353, 1711845, 2092255, 3766059, 6276765, 18830295]

約数ペア:

[(1, 18830295), (3, 6276765), (5, 3766059), (9, 2092255), (11, 1711845), (15, 1255353), (33, 570615), (45, 418451), (55, 342369), (99, 190205), (109, 172755), (165, 114123), (327, 57585), (349, 53955), (495, 38041), (545, 34551), (981, 19195), (1047, 17985), (1199, 15705), (1635, 11517), (1745, 10791), (3141, 5995), (3597, 5235), (3839, 4905)]