19589488

素因数分解:

$2^4\times {\mathrm{523}}^1\times {\mathrm{2341}}^1$

素因数の和:2872

約数の個数: 20

約数和(自身を含む): 38043448

約数和(自身を除く): 18453960

約数列:

[1, 2, 4, 8, 16, 523, 1046, 2092, 2341, 4184, 4682, 8368, 9364, 18728, 37456, 1224343, 2448686, 4897372, 9794744, 19589488]

約数ペア:

[(1, 19589488), (2, 9794744), (4, 4897372), (8, 2448686), (16, 1224343), (523, 37456), (1046, 18728), (2092, 9364), (2341, 8368), (4184, 4682)]