20404768526

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{3907}}^1\times {\mathrm{36779}}^1$

素因数の和:40759

約数の個数: 16

約数和(自身を含む): 31047027840

約数和(自身を除く): 10642259314

約数列:

[1, 2, 71, 142, 3907, 7814, 36779, 73558, 277397, 554794, 2611309, 5222618, 143695553, 287391106, 10202384263, 20404768526]

約数ペア:

[(1, 20404768526), (2, 10202384263), (71, 287391106), (142, 143695553), (3907, 5222618), (7814, 2611309), (36779, 554794), (73558, 277397)]