18215263

素因数分解:

${\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{281}}^1$

素因数の和:446

約数の個数: 16

約数和(自身を含む): 20466432

約数和(自身を除く): 2251169

約数列:

[1, 11, 71, 83, 281, 781, 913, 3091, 5893, 19951, 23323, 64823, 219461, 256553, 1655933, 18215263]

約数ペア:

[(1, 18215263), (11, 1655933), (71, 256553), (83, 219461), (281, 64823), (781, 23323), (913, 19951), (3091, 5893)]