20940527

素因数分解:

${\mathrm{19}}^3\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:171

約数の個数: 16

約数和(自身を含む): 22936320

約数和(自身を除く): 1995793

約数列:

[1, 19, 43, 71, 361, 817, 1349, 3053, 6859, 15523, 25631, 58007, 294937, 486989, 1102133, 20940527]

約数ペア:

[(1, 20940527), (19, 1102133), (43, 486989), (71, 294937), (361, 58007), (817, 25631), (1349, 15523), (3053, 6859)]