20129043

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{2531}}^1$

素因数の和:2786

約数の個数: 16

約数和(自身を含む): 29411712

約数和(自身を除く): 9282669

約数列:

[1, 3, 11, 33, 241, 723, 2531, 2651, 7593, 7953, 27841, 83523, 609971, 1829913, 6709681, 20129043]

約数ペア:

[(1, 20129043), (3, 6709681), (11, 1829913), (33, 609971), (241, 83523), (723, 27841), (2531, 7953), (2651, 7593)]