168685876

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{2219551}}^1$

素因数の和:2219574

約数の個数: 12

約数和(自身を含む): 310737280

約数和(自身を除く): 142051404

約数列:

[1, 2, 4, 19, 38, 76, 2219551, 4439102, 8878204, 42171469, 84342938, 168685876]

約数ペア:

[(1, 168685876), (2, 84342938), (4, 42171469), (19, 8878204), (38, 4439102), (76, 2219551)]