20870124

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{709}}^1$

素因数の和:950

約数の個数: 48

約数和(自身を含む): 53437440

約数和(自身を除く): 32567316

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 223, 446, 669, 709, 892, 1338, 1418, 2127, 2453, 2676, 2836, 4254, 4906, 7359, 7799, 8508, 9812, 14718, 15598, 23397, 29436, 31196, 46794, 93588, 158107, 316214, 474321, 632428, 948642, 1739177, 1897284, 3478354, 5217531, 6956708, 10435062, 20870124]

約数ペア:

[(1, 20870124), (2, 10435062), (3, 6956708), (4, 5217531), (6, 3478354), (11, 1897284), (12, 1739177), (22, 948642), (33, 632428), (44, 474321), (66, 316214), (132, 158107), (223, 93588), (446, 46794), (669, 31196), (709, 29436), (892, 23397), (1338, 15598), (1418, 14718), (2127, 9812), (2453, 8508), (2676, 7799), (2836, 7359), (4254, 4906)]