19205998

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{701}}^1$

素因数の和:832

約数の個数: 32

約数和(自身を含む): 35043840

約数和(自身を除く): 15837842

約数列:

[1, 2, 7, 14, 19, 38, 103, 133, 206, 266, 701, 721, 1402, 1442, 1957, 3914, 4907, 9814, 13319, 13699, 26638, 27398, 72203, 93233, 144406, 186466, 505421, 1010842, 1371857, 2743714, 9602999, 19205998]

約数ペア:

[(1, 19205998), (2, 9602999), (7, 2743714), (14, 1371857), (19, 1010842), (38, 505421), (103, 186466), (133, 144406), (206, 93233), (266, 72203), (701, 27398), (721, 26638), (1402, 13699), (1442, 13319), (1957, 9814), (3914, 4907)]