18932440

素因数分解:

$2^3\times 5^1\times {\mathrm{473311}}^1$

素因数の和:473322

約数の個数: 16

約数和(自身を含む): 42598080

約数和(自身を除く): 23665640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 473311, 946622, 1893244, 2366555, 3786488, 4733110, 9466220, 18932440]

約数ペア:

[(1, 18932440), (2, 9466220), (4, 4733110), (5, 3786488), (8, 2366555), (10, 1893244), (20, 946622), (40, 473311)]