20156067

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{43913}}^1$

素因数の和:43939

約数の個数: 16

約数和(自身を含む): 31618080

約数和(自身を除く): 11462013

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 43913, 131739, 395217, 746521, 1185651, 2239563, 6718689, 20156067]

約数ペア:

[(1, 20156067), (3, 6718689), (9, 2239563), (17, 1185651), (27, 746521), (51, 395217), (153, 131739), (459, 43913)]