18987264

素因数分解:

$2^8\times 3^3\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:133

約数の個数: 144

約数和(自身を含む): 58376640

約数和(自身を除く): 39389376

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 41, 48, 54, 64, 67, 72, 82, 96, 108, 123, 128, 134, 144, 164, 192, 201, 216, 246, 256, 268, 288, 328, 369, 384, 402, 432, 492, 536, 576, 603, 656, 738, 768, 804, 864, 984, 1072, 1107, 1152, 1206, 1312, 1476, 1608, 1728, 1809, 1968, 2144, 2214, 2304, 2412, 2624, 2747, 2952, 3216, 3456, 3618, 3936, 4288, 4428, 4824, 5248, 5494, 5904, 6432, 6912, 7236, 7872, 8241, 8576, 8856, 9648, 10496, 10988, 11808, 12864, 14472, 15744, 16482, 17152, 17712, 19296, 21976, 23616, 24723, 25728, 28944, 31488, 32964, 35424, 38592, 43952, 47232, 49446, 51456, 57888, 65928, 70848, 74169, 77184, 87904, 94464, 98892, 115776, 131856, 141696, 148338, 154368, 175808, 197784, 231552, 263712, 283392, 296676, 351616, 395568, 463104, 527424, 593352, 703232, 791136, 1054848, 1186704, 1582272, 2109696, 2373408, 3164544, 4746816, 6329088, 9493632, 18987264]

約数ペア:

[(1, 18987264), (2, 9493632), (3, 6329088), (4, 4746816), (6, 3164544), (8, 2373408), (9, 2109696), (12, 1582272), (16, 1186704), (18, 1054848), (24, 791136), (27, 703232), (32, 593352), (36, 527424), (41, 463104), (48, 395568), (54, 351616), (64, 296676), (67, 283392), (72, 263712), (82, 231552), (96, 197784), (108, 175808), (123, 154368), (128, 148338), (134, 141696), (144, 131856), (164, 115776), (192, 98892), (201, 94464), (216, 87904), (246, 77184), (256, 74169), (268, 70848), (288, 65928), (328, 57888), (369, 51456), (384, 49446), (402, 47232), (432, 43952), (492, 38592), (536, 35424), (576, 32964), (603, 31488), (656, 28944), (738, 25728), (768, 24723), (804, 23616), (864, 21976), (984, 19296), (1072, 17712), (1107, 17152), (1152, 16482), (1206, 15744), (1312, 14472), (1476, 12864), (1608, 11808), (1728, 10988), (1809, 10496), (1968, 9648), (2144, 8856), (2214, 8576), (2304, 8241), (2412, 7872), (2624, 7236), (2747, 6912), (2952, 6432), (3216, 5904), (3456, 5494), (3618, 5248), (3936, 4824), (4288, 4428)]