20113900

素因数分解:

$2^2\times 5^2\times {\mathrm{201139}}^1$

素因数の和:201153

約数の個数: 18

約数和(自身を含む): 43647380

約数和(自身を除く): 23533480

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 201139, 402278, 804556, 1005695, 2011390, 4022780, 5028475, 10056950, 20113900]

約数ペア:

[(1, 20113900), (2, 10056950), (4, 5028475), (5, 4022780), (10, 2011390), (20, 1005695), (25, 804556), (50, 402278), (100, 201139)]