20983127

素因数分解:

${\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1$

素因数の和:550

約数の個数: 16

約数和(自身を含む): 23618304

約数和(自身を除く): 2635177

約数列:

[1, 11, 67, 71, 401, 737, 781, 4411, 4757, 26867, 28471, 52327, 295537, 313181, 1907557, 20983127]

約数ペア:

[(1, 20983127), (11, 1907557), (67, 313181), (71, 295537), (401, 52327), (737, 28471), (781, 26867), (4411, 4757)]