20674742

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{22921}}^1$

素因数の和:22975

約数の個数: 16

約数和(自身を含む): 34658064

約数和(自身を除く): 13983322

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 22921, 45842, 252131, 504262, 939761, 1879522, 10337371, 20674742]

約数ペア:

[(1, 20674742), (2, 10337371), (11, 1879522), (22, 939761), (41, 504262), (82, 252131), (451, 45842), (902, 22921)]