20748902

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1\times {\mathrm{719}}^1$

素因数の和:1075

約数の個数: 16

約数和(自身を含む): 31933440

約数和(自身を除く): 11184538

約数列:

[1, 2, 47, 94, 307, 614, 719, 1438, 14429, 28858, 33793, 67586, 220733, 441466, 10374451, 20748902]

約数ペア:

[(1, 20748902), (2, 10374451), (47, 441466), (94, 220733), (307, 67586), (614, 33793), (719, 28858), (1438, 14429)]