18140530

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{6277}}^1$

素因数の和:6318

約数の個数: 24

約数和(自身を含む): 34692228

約数和(自身を除く): 16551698

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 6277, 12554, 31385, 62770, 106709, 213418, 533545, 1067090, 1814053, 3628106, 9070265, 18140530]

約数ペア:

[(1, 18140530), (2, 9070265), (5, 3628106), (10, 1814053), (17, 1067090), (34, 533545), (85, 213418), (170, 106709), (289, 62770), (578, 31385), (1445, 12554), (2890, 6277)]