18931100

素因数分解:

$2^2\times 5^2\times {\mathrm{189311}}^1$

素因数の和:189325

約数の個数: 18

約数和(自身を含む): 41080704

約数和(自身を除く): 22149604

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 189311, 378622, 757244, 946555, 1893110, 3786220, 4732775, 9465550, 18931100]

約数ペア:

[(1, 18931100), (2, 9465550), (4, 4732775), (5, 3786220), (10, 1893110), (20, 946555), (25, 757244), (50, 378622), (100, 189311)]