20419976

素因数分解:

$2^3\times {\mathrm{727}}^1\times {\mathrm{3511}}^1$

素因数の和:4244

約数の個数: 16

約数和(自身を含む): 38351040

約数和(自身を除く): 17931064

約数列:

[1, 2, 4, 8, 727, 1454, 2908, 3511, 5816, 7022, 14044, 28088, 2552497, 5104994, 10209988, 20419976]

約数ペア:

[(1, 20419976), (2, 10209988), (4, 5104994), (8, 2552497), (727, 28088), (1454, 14044), (2908, 7022), (3511, 5816)]