18551660

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{8669}}^1$

素因数の和:8785

約数の個数: 24

約数和(自身を含む): 39327120

約数和(自身を除く): 20775460

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 8669, 17338, 34676, 43345, 86690, 173380, 927583, 1855166, 3710332, 4637915, 9275830, 18551660]

約数ペア:

[(1, 18551660), (2, 9275830), (4, 4637915), (5, 3710332), (10, 1855166), (20, 927583), (107, 173380), (214, 86690), (428, 43345), (535, 34676), (1070, 17338), (2140, 8669)]