20068277768

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{557}}^1\times {\mathrm{2543}}^1$

素因数の和:3147

約数の個数: 128

約数和(自身を含む): 49059717120

約数和(自身を除く): 28991439352

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 23, 28, 44, 46, 56, 77, 88, 92, 154, 161, 184, 253, 308, 322, 506, 557, 616, 644, 1012, 1114, 1288, 1771, 2024, 2228, 2543, 3542, 3899, 4456, 5086, 6127, 7084, 7798, 10172, 12254, 12811, 14168, 15596, 17801, 20344, 24508, 25622, 27973, 31192, 35602, 42889, 49016, 51244, 55946, 58489, 71204, 85778, 89677, 102488, 111892, 116978, 140921, 142408, 171556, 179354, 195811, 223784, 233956, 281842, 343112, 358708, 391622, 409423, 467912, 563684, 643379, 717416, 783244, 818846, 986447, 1127368, 1286758, 1416451, 1566488, 1637692, 1972894, 2573516, 2832902, 3275384, 3945788, 4503653, 5147032, 5665804, 7891576, 9007306, 9915157, 11331608, 15580961, 18014612, 19830314, 31161922, 32578373, 36029224, 39660628, 62323844, 65156746, 79321256, 109066727, 124647688, 130313492, 218133454, 228048611, 260626984, 358362103, 436266908, 456097222, 716724206, 872533816, 912194444, 1433448412, 1824388888, 2508534721, 2866896824, 5017069442, 10034138884, 20068277768]

約数ペア:

[(1, 20068277768), (2, 10034138884), (4, 5017069442), (7, 2866896824), (8, 2508534721), (11, 1824388888), (14, 1433448412), (22, 912194444), (23, 872533816), (28, 716724206), (44, 456097222), (46, 436266908), (56, 358362103), (77, 260626984), (88, 228048611), (92, 218133454), (154, 130313492), (161, 124647688), (184, 109066727), (253, 79321256), (308, 65156746), (322, 62323844), (506, 39660628), (557, 36029224), (616, 32578373), (644, 31161922), (1012, 19830314), (1114, 18014612), (1288, 15580961), (1771, 11331608), (2024, 9915157), (2228, 9007306), (2543, 7891576), (3542, 5665804), (3899, 5147032), (4456, 4503653), (5086, 3945788), (6127, 3275384), (7084, 2832902), (7798, 2573516), (10172, 1972894), (12254, 1637692), (12811, 1566488), (14168, 1416451), (15596, 1286758), (17801, 1127368), (20344, 986447), (24508, 818846), (25622, 783244), (27973, 717416), (31192, 643379), (35602, 563684), (42889, 467912), (49016, 409423), (51244, 391622), (55946, 358708), (58489, 343112), (71204, 281842), (85778, 233956), (89677, 223784), (102488, 195811), (111892, 179354), (116978, 171556), (140921, 142408)]