2019234815

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{389}}^1\times {\mathrm{6143}}^1$

素因数の和:6563

約数の個数: 24

約数和(自身を含む): 2630983680

約数和(自身を除く): 611748865

約数列:

[1, 5, 13, 65, 169, 389, 845, 1945, 5057, 6143, 25285, 30715, 65741, 79859, 328705, 399295, 1038167, 2389627, 5190835, 11948135, 31065151, 155325755, 403846963, 2019234815]

約数ペア:

[(1, 2019234815), (5, 403846963), (13, 155325755), (65, 31065151), (169, 11948135), (389, 5190835), (845, 2389627), (1945, 1038167), (5057, 399295), (6143, 328705), (25285, 79859), (30715, 65741)]