20512542266

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{7717}}^1\times {\mathrm{18719}}^1$

素因数の和:26509

約数の個数: 16

約数和(自身を含む): 31207887360

約数和(自身を除く): 10695345094

約数列:

[1, 2, 71, 142, 7717, 15434, 18719, 37438, 547907, 1095814, 1329049, 2658098, 144454523, 288909046, 10256271133, 20512542266]

約数ペア:

[(1, 20512542266), (2, 10256271133), (71, 288909046), (142, 144454523), (7717, 2658098), (15434, 1329049), (18719, 1095814), (37438, 547907)]