18115100

素因数分解:

$2^2\times 5^2\times {\mathrm{107}}^1\times {\mathrm{1693}}^1$

素因数の和:1814

約数の個数: 36

約数和(自身を含む): 39700584

約数和(自身を除く): 21585484

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 107, 214, 428, 535, 1070, 1693, 2140, 2675, 3386, 5350, 6772, 8465, 10700, 16930, 33860, 42325, 84650, 169300, 181151, 362302, 724604, 905755, 1811510, 3623020, 4528775, 9057550, 18115100]

約数ペア:

[(1, 18115100), (2, 9057550), (4, 4528775), (5, 3623020), (10, 1811510), (20, 905755), (25, 724604), (50, 362302), (100, 181151), (107, 169300), (214, 84650), (428, 42325), (535, 33860), (1070, 16930), (1693, 10700), (2140, 8465), (2675, 6772), (3386, 5350)]