19668386

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{3967}}^1$

素因数の和:4073

約数の個数: 16

約数和(自身を含む): 30759936

約数和(自身を除く): 11091550

約数列:

[1, 2, 37, 67, 74, 134, 2479, 3967, 4958, 7934, 146779, 265789, 293558, 531578, 9834193, 19668386]

約数ペア:

[(1, 19668386), (2, 9834193), (37, 531578), (67, 293558), (74, 265789), (134, 146779), (2479, 7934), (3967, 4958)]