20553894

素因数分解:

$2^1\times 3^2\times {\mathrm{577}}^1\times {\mathrm{1979}}^1$

素因数の和:2564

約数の個数: 24

約数和(自身を含む): 44633160

約数和(自身を除く): 24079266

約数列:

[1, 2, 3, 6, 9, 18, 577, 1154, 1731, 1979, 3462, 3958, 5193, 5937, 10386, 11874, 17811, 35622, 1141883, 2283766, 3425649, 6851298, 10276947, 20553894]

約数ペア:

[(1, 20553894), (2, 10276947), (3, 6851298), (6, 3425649), (9, 2283766), (18, 1141883), (577, 35622), (1154, 17811), (1731, 11874), (1979, 10386), (3462, 5937), (3958, 5193)]