19253993

素因数分解:

${\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{277}}^1$

素因数の和:448

約数の個数: 16

約数和(自身を含む): 21617280

約数和(自身を除く): 2363287

約数列:

[1, 11, 71, 89, 277, 781, 979, 3047, 6319, 19667, 24653, 69509, 216337, 271183, 1750363, 19253993]

約数ペア:

[(1, 19253993), (11, 1750363), (71, 271183), (89, 216337), (277, 69509), (781, 24653), (979, 19667), (3047, 6319)]