20196148900

素因数分解:

$2^2\times 5^2\times {\mathrm{201961489}}^1$

素因数の和:201961503

約数の個数: 18

約数和(自身を含む): 43825643330

約数和(自身を除く): 23629494430

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 201961489, 403922978, 807845956, 1009807445, 2019614890, 4039229780, 5049037225, 10098074450, 20196148900]

約数ペア:

[(1, 20196148900), (2, 10098074450), (4, 5049037225), (5, 4039229780), (10, 2019614890), (20, 1009807445), (25, 807845956), (50, 403922978), (100, 201961489)]