2019201315

素因数分解:

$3^1\times 5^1\times {\mathrm{6469}}^1\times {\mathrm{20809}}^1$

素因数の和:27286

約数の個数: 16

約数和(自身を含む): 3231376800

約数和(自身を除く): 1212175485

約数列:

[1, 3, 5, 15, 6469, 19407, 20809, 32345, 62427, 97035, 104045, 312135, 134613421, 403840263, 673067105, 2019201315]

約数ペア:

[(1, 2019201315), (3, 673067105), (5, 403840263), (15, 134613421), (6469, 312135), (19407, 104045), (20809, 97035), (32345, 62427)]