20797227

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{2531}}^1$

素因数の和:2631

約数の個数: 24

約数和(自身を含む): 33179328

約数和(自身を除く): 12382101

約数列:

[1, 3, 9, 11, 33, 83, 99, 249, 747, 913, 2531, 2739, 7593, 8217, 22779, 27841, 83523, 210073, 250569, 630219, 1890657, 2310803, 6932409, 20797227]

約数ペア:

[(1, 20797227), (3, 6932409), (9, 2310803), (11, 1890657), (33, 630219), (83, 250569), (99, 210073), (249, 83523), (747, 27841), (913, 22779), (2531, 8217), (2739, 7593)]