19634715

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{4003}}^1$

素因数の和:4123

約数の個数: 24

約数和(自身を含む): 34354320

約数和(自身を除く): 14719605

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 545, 981, 1635, 4003, 4905, 12009, 20015, 36027, 60045, 180135, 436327, 1308981, 2181635, 3926943, 6544905, 19634715]

約数ペア:

[(1, 19634715), (3, 6544905), (5, 3926943), (9, 2181635), (15, 1308981), (45, 436327), (109, 180135), (327, 60045), (545, 36027), (981, 20015), (1635, 12009), (4003, 4905)]