2020403745

素因数分解:

$3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{275447}}^1$

素因数の和:275621

約数の個数: 24

約数和(自身を含む): 3523530816

約数和(自身を除く): 1503127071

約数列:

[1, 3, 5, 9, 15, 45, 163, 489, 815, 1467, 2445, 7335, 275447, 826341, 1377235, 2479023, 4131705, 12395115, 44897861, 134693583, 224489305, 404080749, 673467915, 2020403745]

約数ペア:

[(1, 2020403745), (3, 673467915), (5, 404080749), (9, 224489305), (15, 134693583), (45, 44897861), (163, 12395115), (489, 4131705), (815, 2479023), (1467, 1377235), (2445, 826341), (7335, 275447)]