19129581

素因数分解:

$3^3\times {\mathrm{193}}^1\times {\mathrm{3671}}^1$

素因数の和:3873

約数の個数: 16

約数和(自身を含む): 28494720

約数和(自身を除く): 9365139

約数列:

[1, 3, 9, 27, 193, 579, 1737, 3671, 5211, 11013, 33039, 99117, 708503, 2125509, 6376527, 19129581]

約数ペア:

[(1, 19129581), (3, 6376527), (9, 2125509), (27, 708503), (193, 99117), (579, 33039), (1737, 11013), (3671, 5211)]