20512694896

素因数分解:

$2^4\times {\mathrm{1553}}^1\times {\mathrm{825527}}^1$

素因数の和:827088

約数の個数: 20

約数和(自身を含む): 39768985872

約数和(自身を除く): 19256290976

約数列:

[1, 2, 4, 8, 16, 1553, 3106, 6212, 12424, 24848, 825527, 1651054, 3302108, 6604216, 13208432, 1282043431, 2564086862, 5128173724, 10256347448, 20512694896]

約数ペア:

[(1, 20512694896), (2, 10256347448), (4, 5128173724), (8, 2564086862), (16, 1282043431), (1553, 13208432), (3106, 6604216), (6212, 3302108), (12424, 1651054), (24848, 825527)]