20893369

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{5417}}^1$

素因数の和:5472

約数の個数: 16

約数和(自身を含む): 26006400

約数和(自身を除く): 5113031

約数列:

[1, 7, 19, 29, 133, 203, 551, 3857, 5417, 37919, 102923, 157093, 720461, 1099651, 2984767, 20893369]

約数ペア:

[(1, 20893369), (7, 2984767), (19, 1099651), (29, 720461), (133, 157093), (203, 102923), (551, 37919), (3857, 5417)]