2016993987

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{2019013}}^1$

素因数の和:2019059

約数の個数: 16

約数和(自身を含む): 3068901280

約数和(自身を除く): 1051907293

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 2019013, 6057039, 18171117, 54513351, 74703481, 224110443, 672331329, 2016993987]

約数ペア:

[(1, 2016993987), (3, 672331329), (9, 224110443), (27, 74703481), (37, 54513351), (111, 18171117), (333, 6057039), (999, 2019013)]