19788899

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{709}}^1$

素因数の和:854

約数の個数: 16

約数和(自身を含む): 22663200

約数和(自身を除く): 2874301

約数列:

[1, 13, 19, 113, 247, 709, 1469, 2147, 9217, 13471, 27911, 80117, 175123, 1041521, 1522223, 19788899]

約数ペア:

[(1, 19788899), (13, 1522223), (19, 1041521), (113, 175123), (247, 80117), (709, 27911), (1469, 13471), (2147, 9217)]