20808527374

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{1213}}^1\times {\mathrm{504547}}^1$

素因数の和:505779

約数の個数: 16

約数和(自身を含む): 33076148688

約数和(自身を除く): 12267621314

約数列:

[1, 2, 17, 34, 1213, 2426, 20621, 41242, 504547, 1009094, 8577299, 17154598, 612015511, 1224031022, 10404263687, 20808527374]

約数ペア:

[(1, 20808527374), (2, 10404263687), (17, 1224031022), (34, 612015511), (1213, 17154598), (2426, 8577299), (20621, 1009094), (41242, 504547)]