638961828

素因数分解:

$2^2\times 3^1\times {\mathrm{853}}^1\times {\mathrm{62423}}^1$

素因数の和:63283

約数の個数: 24

約数和(自身を含む): 1492682688

約数和(自身を除く): 853720860

約数列:

[1, 2, 3, 4, 6, 12, 853, 1706, 2559, 3412, 5118, 10236, 62423, 124846, 187269, 249692, 374538, 749076, 53246819, 106493638, 159740457, 212987276, 319480914, 638961828]

約数ペア:

[(1, 638961828), (2, 319480914), (3, 212987276), (4, 159740457), (6, 106493638), (12, 53246819), (853, 749076), (1706, 374538), (2559, 249692), (3412, 187269), (5118, 124846), (10236, 62423)]