2020995

素因数分解:

$3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{463}}^1$

素因数の和:571

約数の個数: 24

約数和(自身を含む): 3546816

約数和(自身を除く): 1525821

約数列:

[1, 3, 5, 9, 15, 45, 97, 291, 463, 485, 873, 1389, 1455, 2315, 4167, 4365, 6945, 20835, 44911, 134733, 224555, 404199, 673665, 2020995]

約数ペア:

[(1, 2020995), (3, 673665), (5, 404199), (9, 224555), (15, 134733), (45, 44911), (97, 20835), (291, 6945), (463, 4365), (485, 4167), (873, 2315), (1389, 1455)]