18511776

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:251

約数の個数: 144

約数和(自身を含む): 58968000

約数和(自身を除く): 40456224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 19, 24, 32, 34, 36, 38, 48, 51, 57, 68, 72, 76, 96, 102, 114, 136, 144, 152, 153, 171, 199, 204, 228, 272, 288, 304, 306, 323, 342, 398, 408, 456, 544, 597, 608, 612, 646, 684, 796, 816, 912, 969, 1194, 1224, 1292, 1368, 1592, 1632, 1791, 1824, 1938, 2388, 2448, 2584, 2736, 2907, 3184, 3383, 3582, 3781, 3876, 4776, 4896, 5168, 5472, 5814, 6368, 6766, 7164, 7562, 7752, 9552, 10149, 10336, 11343, 11628, 13532, 14328, 15124, 15504, 19104, 20298, 22686, 23256, 27064, 28656, 30248, 30447, 31008, 34029, 40596, 45372, 46512, 54128, 57312, 60496, 60894, 64277, 68058, 81192, 90744, 93024, 108256, 120992, 121788, 128554, 136116, 162384, 181488, 192831, 243576, 257108, 272232, 324768, 362976, 385662, 487152, 514216, 544464, 578493, 771324, 974304, 1028432, 1088928, 1156986, 1542648, 2056864, 2313972, 3085296, 4627944, 6170592, 9255888, 18511776]

約数ペア:

[(1, 18511776), (2, 9255888), (3, 6170592), (4, 4627944), (6, 3085296), (8, 2313972), (9, 2056864), (12, 1542648), (16, 1156986), (17, 1088928), (18, 1028432), (19, 974304), (24, 771324), (32, 578493), (34, 544464), (36, 514216), (38, 487152), (48, 385662), (51, 362976), (57, 324768), (68, 272232), (72, 257108), (76, 243576), (96, 192831), (102, 181488), (114, 162384), (136, 136116), (144, 128554), (152, 121788), (153, 120992), (171, 108256), (199, 93024), (204, 90744), (228, 81192), (272, 68058), (288, 64277), (304, 60894), (306, 60496), (323, 57312), (342, 54128), (398, 46512), (408, 45372), (456, 40596), (544, 34029), (597, 31008), (608, 30447), (612, 30248), (646, 28656), (684, 27064), (796, 23256), (816, 22686), (912, 20298), (969, 19104), (1194, 15504), (1224, 15124), (1292, 14328), (1368, 13532), (1592, 11628), (1632, 11343), (1791, 10336), (1824, 10149), (1938, 9552), (2388, 7752), (2448, 7562), (2584, 7164), (2736, 6766), (2907, 6368), (3184, 5814), (3383, 5472), (3582, 5168), (3781, 4896), (3876, 4776)]