20808220221

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{33507601}}^1$

素因数の和:33507633

約数の個数: 16

約数和(自身を含む): 32167297920

約数和(自身を除く): 11359077699

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 33507601, 100522803, 301568409, 770674823, 904705227, 2312024469, 6936073407, 20808220221]

約数ペア:

[(1, 20808220221), (3, 6936073407), (9, 2312024469), (23, 904705227), (27, 770674823), (69, 301568409), (207, 100522803), (621, 33507601)]