20212560005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{8546537}}^1$

素因数の和:8546596

約数の個数: 16

約数和(自身を含む): 27075432384

約数和(自身を除く): 6862872379

約数列:

[1, 5, 11, 43, 55, 215, 473, 2365, 8546537, 42732685, 94011907, 367501091, 470059535, 1837505455, 4042512001, 20212560005]

約数ペア:

[(1, 20212560005), (5, 4042512001), (11, 1837505455), (43, 470059535), (55, 367501091), (215, 94011907), (473, 42732685), (2365, 8546537)]