20804953991

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{749431}}^1$

素因数の和:749542

約数の個数: 16

約数和(自身を含む): 23310332928

約数和(自身を除く): 2505378937

約数列:

[1, 17, 23, 71, 391, 1207, 1633, 27761, 749431, 12740327, 17236913, 53209601, 293027521, 904563217, 1223820823, 20804953991]

約数ペア:

[(1, 20804953991), (17, 1223820823), (23, 904563217), (71, 293027521), (391, 53209601), (1207, 17236913), (1633, 12740327), (27761, 749431)]