2020144905

素因数分解:

$3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{285937}}^1$

素因数の和:286105

約数の個数: 24

約数和(自身を含む): 3523899912

約数和(自身を除く): 1503755007

約数列:

[1, 3, 5, 9, 15, 45, 157, 471, 785, 1413, 2355, 7065, 285937, 857811, 1429685, 2573433, 4289055, 12867165, 44892109, 134676327, 224460545, 404028981, 673381635, 2020144905]

約数ペア:

[(1, 2020144905), (3, 673381635), (5, 404028981), (9, 224460545), (15, 134676327), (45, 44892109), (157, 12867165), (471, 4289055), (785, 2573433), (1413, 1429685), (2355, 857811), (7065, 285937)]