20930019

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{8933}}^1$

素因数の和:9018

約数の個数: 16

約数和(自身を含む): 30875904

約数和(自身を除く): 9945885

約数列:

[1, 3, 11, 33, 71, 213, 781, 2343, 8933, 26799, 98263, 294789, 634243, 1902729, 6976673, 20930019]

約数ペア:

[(1, 20930019), (3, 6976673), (11, 1902729), (33, 634243), (71, 294789), (213, 98263), (781, 26799), (2343, 8933)]