20563004

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{66763}}^1$

素因数の和:66785

約数の個数: 24

約数和(自身を含む): 44865408

約数和(自身を除く): 24302404

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 66763, 133526, 267052, 467341, 734393, 934682, 1468786, 1869364, 2937572, 5140751, 10281502, 20563004]

約数ペア:

[(1, 20563004), (2, 10281502), (4, 5140751), (7, 2937572), (11, 1869364), (14, 1468786), (22, 934682), (28, 734393), (44, 467341), (77, 267052), (154, 133526), (308, 66763)]