20190448

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{26849}}^1$

素因数の和:26904

約数の個数: 20

約数和(自身を含む): 39952800

約数和(自身を除く): 19762352

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 26849, 53698, 107396, 214792, 429584, 1261903, 2523806, 5047612, 10095224, 20190448]

約数ペア:

[(1, 20190448), (2, 10095224), (4, 5047612), (8, 2523806), (16, 1261903), (47, 429584), (94, 214792), (188, 107396), (376, 53698), (752, 26849)]