20199387401881

素因数分解:

${\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{457}}^1\times {\mathrm{4901849}}^1$

素因数の和:4902504

約数の個数: 16

約数和(自身を含む): 20690355916800

約数和(自身を除く): 490968514919

約数列:

[1, 71, 127, 457, 9017, 32447, 58039, 4120769, 4901849, 348031279, 622534823, 2240144993, 44199972433, 159050294503, 284498414111, 20199387401881]

約数ペア:

[(1, 20199387401881), (71, 284498414111), (127, 159050294503), (457, 44199972433), (9017, 2240144993), (32447, 622534823), (58039, 348031279), (4120769, 4901849)]