20358396

素因数分解:

$2^2\times 3^2\times {\mathrm{565511}}^1$

素因数の和:565521

約数の個数: 18

約数和(自身を含む): 51461592

約数和(自身を除く): 31103196

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 565511, 1131022, 1696533, 2262044, 3393066, 5089599, 6786132, 10179198, 20358396]

約数ペア:

[(1, 20358396), (2, 10179198), (3, 6786132), (4, 5089599), (6, 3393066), (9, 2262044), (12, 1696533), (18, 1131022), (36, 565511)]