20668548

素因数分解:

$2^2\times 3^1\times {\mathrm{107}}^1\times {\mathrm{16097}}^1$

素因数の和:16211

約数の個数: 24

約数和(自身を含む): 48680352

約数和(自身を除く): 28011804

約数列:

[1, 2, 3, 4, 6, 12, 107, 214, 321, 428, 642, 1284, 16097, 32194, 48291, 64388, 96582, 193164, 1722379, 3444758, 5167137, 6889516, 10334274, 20668548]

約数ペア:

[(1, 20668548), (2, 10334274), (3, 6889516), (4, 5167137), (6, 3444758), (12, 1722379), (107, 193164), (214, 96582), (321, 64388), (428, 48291), (642, 32194), (1284, 16097)]