19784596874

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2129}}^1\times {\mathrm{9349}}^1$

素因数の和:11558

約数の個数: 32

約数和(自身を含む): 34413984000

約数和(自身を除く): 14629387126

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 2129, 4258, 9349, 14903, 18698, 29806, 65443, 130886, 151159, 302318, 663779, 1058113, 1327558, 2116226, 4646453, 9292906, 19904021, 39808042, 139328147, 278656294, 1413185491, 2826370982, 9892298437, 19784596874]

約数ペア:

[(1, 19784596874), (2, 9892298437), (7, 2826370982), (14, 1413185491), (71, 278656294), (142, 139328147), (497, 39808042), (994, 19904021), (2129, 9292906), (4258, 4646453), (9349, 2116226), (14903, 1327558), (18698, 1058113), (29806, 663779), (65443, 302318), (130886, 151159)]