20820342004

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67598513}}^1$

素因数の和:67598535

約数の個数: 24

約数和(自身を含む): 45426201408

約数和(自身を除く): 24605859404

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 67598513, 135197026, 270394052, 473189591, 743583643, 946379182, 1487167286, 1892758364, 2974334572, 5205085501, 10410171002, 20820342004]

約数ペア:

[(1, 20820342004), (2, 10410171002), (4, 5205085501), (7, 2974334572), (11, 1892758364), (14, 1487167286), (22, 946379182), (28, 743583643), (44, 473189591), (77, 270394052), (154, 135197026), (308, 67598513)]