19055087991

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{29820169}}^1$

素因数の和:29820246

約数の個数: 12

約数和(自身を含む): 27911679120

約数和(自身を除く): 8856591129

約数列:

[1, 3, 9, 71, 213, 639, 29820169, 89460507, 268381521, 2117231999, 6351695997, 19055087991]

約数ペア:

[(1, 19055087991), (3, 6351695997), (9, 2117231999), (71, 268381521), (213, 89460507), (639, 29820169)]