20324592

素因数分解:

$2^4\times 3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:231

約数の個数: 120

約数和(自身を含む): 61127040

約数和(自身を除く): 40802448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 31, 36, 48, 58, 62, 72, 87, 93, 116, 124, 144, 157, 174, 186, 232, 248, 261, 279, 314, 348, 372, 464, 471, 496, 522, 558, 628, 696, 744, 899, 942, 1044, 1116, 1256, 1392, 1413, 1488, 1798, 1884, 2088, 2232, 2512, 2697, 2826, 3596, 3768, 4176, 4464, 4553, 4867, 5394, 5652, 7192, 7536, 8091, 9106, 9734, 10788, 11304, 13659, 14384, 14601, 16182, 18212, 19468, 21576, 22608, 27318, 29202, 32364, 36424, 38936, 40977, 43152, 43803, 54636, 58404, 64728, 72848, 77872, 81954, 87606, 109272, 116808, 129456, 141143, 163908, 175212, 218544, 233616, 282286, 327816, 350424, 423429, 564572, 655632, 700848, 846858, 1129144, 1270287, 1693716, 2258288, 2540574, 3387432, 5081148, 6774864, 10162296, 20324592]

約数ペア:

[(1, 20324592), (2, 10162296), (3, 6774864), (4, 5081148), (6, 3387432), (8, 2540574), (9, 2258288), (12, 1693716), (16, 1270287), (18, 1129144), (24, 846858), (29, 700848), (31, 655632), (36, 564572), (48, 423429), (58, 350424), (62, 327816), (72, 282286), (87, 233616), (93, 218544), (116, 175212), (124, 163908), (144, 141143), (157, 129456), (174, 116808), (186, 109272), (232, 87606), (248, 81954), (261, 77872), (279, 72848), (314, 64728), (348, 58404), (372, 54636), (464, 43803), (471, 43152), (496, 40977), (522, 38936), (558, 36424), (628, 32364), (696, 29202), (744, 27318), (899, 22608), (942, 21576), (1044, 19468), (1116, 18212), (1256, 16182), (1392, 14601), (1413, 14384), (1488, 13659), (1798, 11304), (1884, 10788), (2088, 9734), (2232, 9106), (2512, 8091), (2697, 7536), (2826, 7192), (3596, 5652), (3768, 5394), (4176, 4867), (4464, 4553)]