20201457321

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{20221679}}^1$

素因数の和:20221725

約数の個数: 16

約数和(自身を含む): 30736953600

約数和(自身を除く): 10535496279

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 20221679, 60665037, 181995111, 545985333, 748202123, 2244606369, 6733819107, 20201457321]

約数ペア:

[(1, 20201457321), (3, 6733819107), (9, 2244606369), (27, 748202123), (37, 545985333), (111, 181995111), (333, 60665037), (999, 20221679)]