18038060

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{8429}}^1$

素因数の和:8545

約数の個数: 24

約数和(自身を含む): 38238480

約数和(自身を除く): 20200420

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 8429, 16858, 33716, 42145, 84290, 168580, 901903, 1803806, 3607612, 4509515, 9019030, 18038060]

約数ペア:

[(1, 18038060), (2, 9019030), (4, 4509515), (5, 3607612), (10, 1803806), (20, 901903), (107, 168580), (214, 84290), (428, 42145), (535, 33716), (1070, 16858), (2140, 8429)]