20530872

素因数分解:

$2^3\times 3^2\times {\mathrm{285151}}^1$

素因数の和:285163

約数の個数: 24

約数和(自身を含む): 55604640

約数和(自身を除く): 35073768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 285151, 570302, 855453, 1140604, 1710906, 2281208, 2566359, 3421812, 5132718, 6843624, 10265436, 20530872]

約数ペア:

[(1, 20530872), (2, 10265436), (3, 6843624), (4, 5132718), (6, 3421812), (8, 2566359), (9, 2281208), (12, 1710906), (18, 1140604), (24, 855453), (36, 570302), (72, 285151)]