18216356

素因数分解:

$2^2\times {\mathrm{911}}^1\times {\mathrm{4999}}^1$

素因数の和:5914

約数の個数: 12

約数和(自身を含む): 31920000

約数和(自身を除く): 13703644

約数列:

[1, 2, 4, 911, 1822, 3644, 4999, 9998, 19996, 4554089, 9108178, 18216356]

約数ペア:

[(1, 18216356), (2, 9108178), (4, 4554089), (911, 19996), (1822, 9998), (3644, 4999)]