19466279

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:172

約数の個数: 32

約数和(自身を含む): 24960000

約数和(自身を除く): 5493721

約数列:

[1, 7, 19, 29, 49, 103, 133, 203, 343, 551, 721, 931, 1421, 1957, 2987, 3857, 5047, 6517, 9947, 13699, 20909, 26999, 35329, 56753, 95893, 146363, 188993, 397271, 671251, 1024541, 2780897, 19466279]

約数ペア:

[(1, 19466279), (7, 2780897), (19, 1024541), (29, 671251), (49, 397271), (103, 188993), (133, 146363), (203, 95893), (343, 56753), (551, 35329), (721, 26999), (931, 20909), (1421, 13699), (1957, 9947), (2987, 6517), (3857, 5047)]