55939216

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{81307}}^1$

素因数の和:81358

約数の個数: 20

約数和(自身を含む): 110904112

約数和(自身を除く): 54964896

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 81307, 162614, 325228, 650456, 1300912, 3496201, 6992402, 13984804, 27969608, 55939216]

約数ペア:

[(1, 55939216), (2, 27969608), (4, 13984804), (8, 6992402), (16, 3496201), (43, 1300912), (86, 650456), (172, 325228), (344, 162614), (688, 81307)]