20290512

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{463}}^1$

素因数の和:568

約数の個数: 80

約数和(自身を含む): 57996288

約数和(自身を除く): 37705776

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 83, 88, 132, 166, 176, 249, 264, 332, 463, 498, 528, 664, 913, 926, 996, 1328, 1389, 1826, 1852, 1992, 2739, 2778, 3652, 3704, 3984, 5093, 5478, 5556, 7304, 7408, 10186, 10956, 11112, 14608, 15279, 20372, 21912, 22224, 30558, 38429, 40744, 43824, 61116, 76858, 81488, 115287, 122232, 153716, 230574, 244464, 307432, 422719, 461148, 614864, 845438, 922296, 1268157, 1690876, 1844592, 2536314, 3381752, 5072628, 6763504, 10145256, 20290512]

約数ペア:

[(1, 20290512), (2, 10145256), (3, 6763504), (4, 5072628), (6, 3381752), (8, 2536314), (11, 1844592), (12, 1690876), (16, 1268157), (22, 922296), (24, 845438), (33, 614864), (44, 461148), (48, 422719), (66, 307432), (83, 244464), (88, 230574), (132, 153716), (166, 122232), (176, 115287), (249, 81488), (264, 76858), (332, 61116), (463, 43824), (498, 40744), (528, 38429), (664, 30558), (913, 22224), (926, 21912), (996, 20372), (1328, 15279), (1389, 14608), (1826, 11112), (1852, 10956), (1992, 10186), (2739, 7408), (2778, 7304), (3652, 5556), (3704, 5478), (3984, 5093)]