20631628

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{307}}^1\times {\mathrm{317}}^1$

素因数の和:681

約数の個数: 24

約数和(自身を含む): 37022832

約数和(自身を除く): 16391204

約数列:

[1, 2, 4, 53, 106, 212, 307, 317, 614, 634, 1228, 1268, 16271, 16801, 32542, 33602, 65084, 67204, 97319, 194638, 389276, 5157907, 10315814, 20631628]

約数ペア:

[(1, 20631628), (2, 10315814), (4, 5157907), (53, 389276), (106, 194638), (212, 97319), (307, 67204), (317, 65084), (614, 33602), (634, 32542), (1228, 16801), (1268, 16271)]