20857083

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{4211}}^1$

素因数の和:4354

約数の個数: 16

約数和(自身を含む): 30191616

約数和(自身を除く): 9334533

約数列:

[1, 3, 13, 39, 127, 381, 1651, 4211, 4953, 12633, 54743, 164229, 534797, 1604391, 6952361, 20857083]

約数ペア:

[(1, 20857083), (3, 6952361), (13, 1604391), (39, 534797), (127, 164229), (381, 54743), (1651, 12633), (4211, 4953)]