20005581695

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{571}}^1\times {\mathrm{20549}}^1$

素因数の和:21167

約数の個数: 32

約数和(自身を含む): 27082598400

約数和(自身を除く): 7077016705

約数列:

[1, 5, 11, 31, 55, 155, 341, 571, 1705, 2855, 6281, 17701, 20549, 31405, 88505, 102745, 194711, 226039, 637019, 973555, 1130195, 3185095, 7007209, 11733479, 35036045, 58667395, 129068269, 363737849, 645341345, 1818689245, 4001116339, 20005581695]

約数ペア:

[(1, 20005581695), (5, 4001116339), (11, 1818689245), (31, 645341345), (55, 363737849), (155, 129068269), (341, 58667395), (571, 35036045), (1705, 11733479), (2855, 7007209), (6281, 3185095), (17701, 1130195), (20549, 973555), (31405, 637019), (88505, 226039), (102745, 194711)]