20605299

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1117}}^1$

素因数の和:1187

約数の個数: 32

約数和(自身を含む): 33057024

約数和(自身を除く): 12451725

約数列:

[1, 3, 11, 13, 33, 39, 43, 129, 143, 429, 473, 559, 1117, 1419, 1677, 3351, 6149, 12287, 14521, 18447, 36861, 43563, 48031, 144093, 159731, 479193, 528341, 624403, 1585023, 1873209, 6868433, 20605299]

約数ペア:

[(1, 20605299), (3, 6868433), (11, 1873209), (13, 1585023), (33, 624403), (39, 528341), (43, 479193), (129, 159731), (143, 144093), (429, 48031), (473, 43563), (559, 36861), (1117, 18447), (1419, 14521), (1677, 12287), (3351, 6149)]