201808984

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{2447}}^1$

素因数の和:2540

約数の個数: 48

約数和(自身を含む): 416625120

約数和(自身を除く): 214816136

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 169, 244, 338, 488, 676, 793, 1352, 1586, 2447, 3172, 4894, 6344, 9788, 10309, 19576, 20618, 31811, 41236, 63622, 82472, 127244, 149267, 254488, 298534, 413543, 597068, 827086, 1194136, 1654172, 1940471, 3308344, 3880942, 7761884, 15523768, 25226123, 50452246, 100904492, 201808984]

約数ペア:

[(1, 201808984), (2, 100904492), (4, 50452246), (8, 25226123), (13, 15523768), (26, 7761884), (52, 3880942), (61, 3308344), (104, 1940471), (122, 1654172), (169, 1194136), (244, 827086), (338, 597068), (488, 413543), (676, 298534), (793, 254488), (1352, 149267), (1586, 127244), (2447, 82472), (3172, 63622), (4894, 41236), (6344, 31811), (9788, 20618), (10309, 19576)]