19864184942

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{647}}^1\times {\mathrm{115421}}^1$

素因数の和:116096

約数の個数: 32

約数和(自身を含む): 35900858880

約数和(自身を除く): 16036673938

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 647, 1294, 4529, 9058, 12293, 24586, 86051, 115421, 172102, 230842, 807947, 1615894, 2192999, 4385998, 15350993, 30701986, 74677387, 149354774, 522741709, 1045483418, 1418870353, 2837740706, 9932092471, 19864184942]

約数ペア:

[(1, 19864184942), (2, 9932092471), (7, 2837740706), (14, 1418870353), (19, 1045483418), (38, 522741709), (133, 149354774), (266, 74677387), (647, 30701986), (1294, 15350993), (4529, 4385998), (9058, 2192999), (12293, 1615894), (24586, 807947), (86051, 230842), (115421, 172102)]