19650741

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{8387}}^1$

素因数の和:8472

約数の個数: 16

約数和(自身を含む): 28988928

約数和(自身を除く): 9338187

約数列:

[1, 3, 11, 33, 71, 213, 781, 2343, 8387, 25161, 92257, 276771, 595477, 1786431, 6550247, 19650741]

約数ペア:

[(1, 19650741), (3, 6550247), (11, 1786431), (33, 595477), (71, 276771), (213, 92257), (781, 25161), (2343, 8387)]