20097154

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1$

素因数の和:311

約数の個数: 48

約数和(自身を含む): 38840256

約数和(自身を除く): 18743102

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 103, 154, 181, 206, 362, 539, 721, 1078, 1133, 1267, 1442, 1991, 2266, 2534, 3982, 5047, 7931, 8869, 10094, 13937, 15862, 17738, 18643, 27874, 37286, 55517, 97559, 111034, 130501, 195118, 205073, 261002, 410146, 913507, 1435511, 1827014, 2871022, 10048577, 20097154]

約数ペア:

[(1, 20097154), (2, 10048577), (7, 2871022), (11, 1827014), (14, 1435511), (22, 913507), (49, 410146), (77, 261002), (98, 205073), (103, 195118), (154, 130501), (181, 111034), (206, 97559), (362, 55517), (539, 37286), (721, 27874), (1078, 18643), (1133, 17738), (1267, 15862), (1442, 13937), (1991, 10094), (2266, 8869), (2534, 7931), (3982, 5047)]