20753277

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{503}}^1\times {\mathrm{809}}^1$

素因数の和:1332

約数の個数: 16

約数和(自身を含む): 29393280

約数和(自身を除く): 8640003

約数列:

[1, 3, 17, 51, 503, 809, 1509, 2427, 8551, 13753, 25653, 41259, 406927, 1220781, 6917759, 20753277]

約数ペア:

[(1, 20753277), (3, 6917759), (17, 1220781), (51, 406927), (503, 41259), (809, 25653), (1509, 13753), (2427, 8551)]