18888979676

素因数分解:

$2^2\times 7^1\times {\mathrm{137143}}^1\times {\mathrm{4919}}^1$

素因数の和:142073

約数の個数: 24

約数和(自身を含む): 37785914880

約数和(自身を除く): 18896935204

約数列:

[1, 2, 4, 7, 14, 28, 4919, 9838, 19676, 34433, 68866, 137143, 137732, 274286, 548572, 960001, 1920002, 3840004, 674606417, 1349212834, 2698425668, 4722244919, 9444489838, 18888979676]

約数ペア:

[(1, 18888979676), (2, 9444489838), (4, 4722244919), (7, 2698425668), (14, 1349212834), (28, 674606417), (4919, 3840004), (9838, 1920002), (19676, 960001), (34433, 548572), (68866, 274286), (137143, 137732)]