2019926900

素因数分解:

$2^2\times 5^2\times {\mathrm{20199269}}^1$

素因数の和:20199283

約数の個数: 18

約数和(自身を含む): 4383241590

約数和(自身を除く): 2363314690

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 20199269, 40398538, 80797076, 100996345, 201992690, 403985380, 504981725, 1009963450, 2019926900]

約数ペア:

[(1, 2019926900), (2, 1009963450), (4, 504981725), (5, 403985380), (10, 201992690), (20, 100996345), (25, 80797076), (50, 40398538), (100, 20199269)]