20078729

素因数分解:

${\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{547}}^1$

素因数の和:676

約数の個数: 16

約数和(自身を含む): 22726656

約数和(自身を除く): 2647927

約数列:

[1, 11, 47, 71, 517, 547, 781, 3337, 6017, 25709, 36707, 38837, 282799, 427207, 1825339, 20078729]

約数ペア:

[(1, 20078729), (11, 1825339), (47, 427207), (71, 282799), (517, 38837), (547, 36707), (781, 25709), (3337, 6017)]