20137948

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{9137}}^1$

素因数の和:9189

約数の個数: 24

約数和(自身を含む): 38379600

約数和(自身を除く): 18241652

約数列:

[1, 2, 4, 19, 29, 38, 58, 76, 116, 551, 1102, 2204, 9137, 18274, 36548, 173603, 264973, 347206, 529946, 694412, 1059892, 5034487, 10068974, 20137948]

約数ペア:

[(1, 20137948), (2, 10068974), (4, 5034487), (19, 1059892), (29, 694412), (38, 529946), (58, 347206), (76, 264973), (116, 173603), (551, 36548), (1102, 18274), (2204, 9137)]