67640836

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{890011}}^1$

素因数の和:890034

約数の個数: 12

約数和(自身を含む): 124601680

約数和(自身を除く): 56960844

約数列:

[1, 2, 4, 19, 38, 76, 890011, 1780022, 3560044, 16910209, 33820418, 67640836]

約数ペア:

[(1, 67640836), (2, 33820418), (4, 16910209), (19, 3560044), (38, 1780022), (76, 890011)]