2019932721

素因数分解:

$3^4\times {\mathrm{941}}^1\times {\mathrm{26501}}^1$

素因数の和:27454

約数の個数: 20

約数和(自身を含む): 3020750964

約数和(自身を除く): 1000818243

約数列:

[1, 3, 9, 27, 81, 941, 2823, 8469, 25407, 26501, 76221, 79503, 238509, 715527, 2146581, 24937441, 74812323, 224436969, 673310907, 2019932721]

約数ペア:

[(1, 2019932721), (3, 673310907), (9, 224436969), (27, 74812323), (81, 24937441), (941, 2146581), (2823, 715527), (8469, 238509), (25407, 79503), (26501, 76221)]