19506242

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1999}}^1$

素因数の和:2066

約数の個数: 32

約数和(自身を含む): 36288000

約数和(自身を除く): 16781758

約数列:

[1, 2, 7, 14, 17, 34, 41, 82, 119, 238, 287, 574, 697, 1394, 1999, 3998, 4879, 9758, 13993, 27986, 33983, 67966, 81959, 163918, 237881, 475762, 573713, 1147426, 1393303, 2786606, 9753121, 19506242]

約数ペア:

[(1, 19506242), (2, 9753121), (7, 2786606), (14, 1393303), (17, 1147426), (34, 573713), (41, 475762), (82, 237881), (119, 163918), (238, 81959), (287, 67966), (574, 33983), (697, 27986), (1394, 13993), (1999, 9758), (3998, 4879)]