20778098

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{3511}}^1$

素因数の和:3793

約数の個数: 16

約数和(自身を含む): 34136640

約数和(自身を除く): 13358542

約数列:

[1, 2, 11, 22, 269, 538, 2959, 3511, 5918, 7022, 38621, 77242, 944459, 1888918, 10389049, 20778098]

約数ペア:

[(1, 20778098), (2, 10389049), (11, 1888918), (22, 944459), (269, 77242), (538, 38621), (2959, 7022), (3511, 5918)]