19522257

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{997}}^1$

素因数の和:1168

約数の個数: 16

約数和(自身を含む): 26730432

約数和(自身を除く): 7208175

約数列:

[1, 3, 61, 107, 183, 321, 997, 2991, 6527, 19581, 60817, 106679, 182451, 320037, 6507419, 19522257]

約数ペア:

[(1, 19522257), (3, 6507419), (61, 320037), (107, 182451), (183, 106679), (321, 60817), (997, 19581), (2991, 6527)]