31966816

素因数分解:

$2^5\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:109

約数の個数: 144

約数和(自身を含む): 81874800

約数和(自身を除く): 49907984

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 29, 32, 37, 38, 49, 56, 58, 74, 76, 98, 112, 116, 133, 148, 152, 196, 203, 224, 232, 259, 266, 296, 304, 392, 406, 464, 518, 532, 551, 592, 608, 703, 784, 812, 928, 931, 1036, 1064, 1073, 1102, 1184, 1406, 1421, 1568, 1624, 1813, 1862, 2072, 2128, 2146, 2204, 2812, 2842, 3248, 3626, 3724, 3857, 4144, 4256, 4292, 4408, 4921, 5624, 5684, 6496, 7252, 7448, 7511, 7714, 8288, 8584, 8816, 9842, 11248, 11368, 14504, 14896, 15022, 15428, 17168, 17632, 19684, 20387, 22496, 22736, 26999, 29008, 29792, 30044, 30856, 34336, 34447, 39368, 40774, 45472, 52577, 53998, 58016, 60088, 61712, 68894, 78736, 81548, 105154, 107996, 120176, 123424, 137788, 142709, 157472, 163096, 210308, 215992, 240352, 275576, 285418, 326192, 420616, 431984, 551152, 570836, 652384, 841232, 863968, 998963, 1102304, 1141672, 1682464, 1997926, 2283344, 3995852, 4566688, 7991704, 15983408, 31966816]

約数ペア:

[(1, 31966816), (2, 15983408), (4, 7991704), (7, 4566688), (8, 3995852), (14, 2283344), (16, 1997926), (19, 1682464), (28, 1141672), (29, 1102304), (32, 998963), (37, 863968), (38, 841232), (49, 652384), (56, 570836), (58, 551152), (74, 431984), (76, 420616), (98, 326192), (112, 285418), (116, 275576), (133, 240352), (148, 215992), (152, 210308), (196, 163096), (203, 157472), (224, 142709), (232, 137788), (259, 123424), (266, 120176), (296, 107996), (304, 105154), (392, 81548), (406, 78736), (464, 68894), (518, 61712), (532, 60088), (551, 58016), (592, 53998), (608, 52577), (703, 45472), (784, 40774), (812, 39368), (928, 34447), (931, 34336), (1036, 30856), (1064, 30044), (1073, 29792), (1102, 29008), (1184, 26999), (1406, 22736), (1421, 22496), (1568, 20387), (1624, 19684), (1813, 17632), (1862, 17168), (2072, 15428), (2128, 15022), (2146, 14896), (2204, 14504), (2812, 11368), (2842, 11248), (3248, 9842), (3626, 8816), (3724, 8584), (3857, 8288), (4144, 7714), (4256, 7511), (4292, 7448), (4408, 7252), (4921, 6496), (5624, 5684)]