18690048

素因数分解:

$2^{12}\times 3^3\times {\mathrm{13}}^2$

素因数の和:59

約数の個数: 156

約数和(自身を含む): 59958120

約数和(自身を除く): 41268072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 96, 104, 108, 117, 128, 144, 156, 169, 192, 208, 216, 234, 256, 288, 312, 338, 351, 384, 416, 432, 468, 507, 512, 576, 624, 676, 702, 768, 832, 864, 936, 1014, 1024, 1152, 1248, 1352, 1404, 1521, 1536, 1664, 1728, 1872, 2028, 2048, 2304, 2496, 2704, 2808, 3042, 3072, 3328, 3456, 3744, 4056, 4096, 4563, 4608, 4992, 5408, 5616, 6084, 6144, 6656, 6912, 7488, 8112, 9126, 9216, 9984, 10816, 11232, 12168, 12288, 13312, 13824, 14976, 16224, 18252, 18432, 19968, 21632, 22464, 24336, 26624, 27648, 29952, 32448, 36504, 36864, 39936, 43264, 44928, 48672, 53248, 55296, 59904, 64896, 73008, 79872, 86528, 89856, 97344, 110592, 119808, 129792, 146016, 159744, 173056, 179712, 194688, 239616, 259584, 292032, 346112, 359424, 389376, 479232, 519168, 584064, 692224, 718848, 778752, 1038336, 1168128, 1437696, 1557504, 2076672, 2336256, 3115008, 4672512, 6230016, 9345024, 18690048]

約数ペア:

[(1, 18690048), (2, 9345024), (3, 6230016), (4, 4672512), (6, 3115008), (8, 2336256), (9, 2076672), (12, 1557504), (13, 1437696), (16, 1168128), (18, 1038336), (24, 778752), (26, 718848), (27, 692224), (32, 584064), (36, 519168), (39, 479232), (48, 389376), (52, 359424), (54, 346112), (64, 292032), (72, 259584), (78, 239616), (96, 194688), (104, 179712), (108, 173056), (117, 159744), (128, 146016), (144, 129792), (156, 119808), (169, 110592), (192, 97344), (208, 89856), (216, 86528), (234, 79872), (256, 73008), (288, 64896), (312, 59904), (338, 55296), (351, 53248), (384, 48672), (416, 44928), (432, 43264), (468, 39936), (507, 36864), (512, 36504), (576, 32448), (624, 29952), (676, 27648), (702, 26624), (768, 24336), (832, 22464), (864, 21632), (936, 19968), (1014, 18432), (1024, 18252), (1152, 16224), (1248, 14976), (1352, 13824), (1404, 13312), (1521, 12288), (1536, 12168), (1664, 11232), (1728, 10816), (1872, 9984), (2028, 9216), (2048, 9126), (2304, 8112), (2496, 7488), (2704, 6912), (2808, 6656), (3042, 6144), (3072, 6084), (3328, 5616), (3456, 5408), (3744, 4992), (4056, 4608), (4096, 4563)]