19400156948

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{255265223}}^1$

素因数の和:255265246

約数の個数: 12

約数和(自身を含む): 35737131360

約数和(自身を除く): 16336974412

約数列:

[1, 2, 4, 19, 38, 76, 255265223, 510530446, 1021060892, 4850039237, 9700078474, 19400156948]

約数ペア:

[(1, 19400156948), (2, 9700078474), (4, 4850039237), (19, 1021060892), (38, 510530446), (76, 255265223)]