20562069

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{27091}}^1$

素因数の和:27128

約数の個数: 16

約数和(自身を含む): 31209984

約数和(自身を除く): 10647915

約数列:

[1, 3, 11, 23, 33, 69, 253, 759, 27091, 81273, 298001, 623093, 894003, 1869279, 6854023, 20562069]

約数ペア:

[(1, 20562069), (3, 6854023), (11, 1869279), (23, 894003), (33, 623093), (69, 298001), (253, 81273), (759, 27091)]