20651983

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{853}}^1$

素因数の和:966

約数の個数: 16

約数和(自身を含む): 23611392

約数和(自身を除く): 2959409

約数列:

[1, 11, 31, 71, 341, 781, 853, 2201, 9383, 24211, 26443, 60563, 290873, 666193, 1877453, 20651983]

約数ペア:

[(1, 20651983), (11, 1877453), (31, 666193), (71, 290873), (341, 60563), (781, 26443), (853, 24211), (2201, 9383)]