20512583212

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{84809}}^1$

素因数の和:85086

約数の個数: 48

約数和(自身を含む): 41034470400

約数和(自身を除く): 20521887188

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 239, 253, 478, 506, 956, 1012, 2629, 5258, 5497, 10516, 10994, 21988, 60467, 84809, 120934, 169618, 241868, 339236, 932899, 1865798, 1950607, 3731596, 3901214, 7802428, 20269351, 21456677, 40538702, 42913354, 81077404, 85826708, 222962861, 445925722, 466195073, 891851444, 932390146, 1864780292, 5128145803, 10256291606, 20512583212]

約数ペア:

[(1, 20512583212), (2, 10256291606), (4, 5128145803), (11, 1864780292), (22, 932390146), (23, 891851444), (44, 466195073), (46, 445925722), (92, 222962861), (239, 85826708), (253, 81077404), (478, 42913354), (506, 40538702), (956, 21456677), (1012, 20269351), (2629, 7802428), (5258, 3901214), (5497, 3731596), (10516, 1950607), (10994, 1865798), (21988, 932899), (60467, 339236), (84809, 241868), (120934, 169618)]