20320452

素因数分解:

$2^2\times 3^2\times {\mathrm{564457}}^1$

素因数の和:564467

約数の個数: 18

約数和(自身を含む): 51365678

約数和(自身を除く): 31045226

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 564457, 1128914, 1693371, 2257828, 3386742, 5080113, 6773484, 10160226, 20320452]

約数ペア:

[(1, 20320452), (2, 10160226), (3, 6773484), (4, 5080113), (6, 3386742), (9, 2257828), (12, 1693371), (18, 1128914), (36, 564457)]