18707808

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:165

約数の個数: 144

約数和(自身を含む): 59122224

約数和(自身を除く): 40414416

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 41, 42, 48, 49, 56, 82, 84, 96, 97, 98, 112, 123, 147, 164, 168, 194, 196, 224, 246, 287, 291, 294, 328, 336, 388, 392, 492, 574, 582, 588, 656, 672, 679, 776, 784, 861, 984, 1148, 1164, 1176, 1312, 1358, 1552, 1568, 1722, 1968, 2009, 2037, 2296, 2328, 2352, 2716, 3104, 3444, 3936, 3977, 4018, 4074, 4592, 4656, 4704, 4753, 5432, 6027, 6888, 7954, 8036, 8148, 9184, 9312, 9506, 10864, 11931, 12054, 13776, 14259, 15908, 16072, 16296, 19012, 21728, 23862, 24108, 27552, 27839, 28518, 31816, 32144, 32592, 38024, 47724, 48216, 55678, 57036, 63632, 64288, 65184, 76048, 83517, 95448, 96432, 111356, 114072, 127264, 152096, 167034, 190896, 192864, 194873, 222712, 228144, 334068, 381792, 389746, 445424, 456288, 584619, 668136, 779492, 890848, 1169238, 1336272, 1558984, 2338476, 2672544, 3117968, 4676952, 6235936, 9353904, 18707808]

約数ペア:

[(1, 18707808), (2, 9353904), (3, 6235936), (4, 4676952), (6, 3117968), (7, 2672544), (8, 2338476), (12, 1558984), (14, 1336272), (16, 1169238), (21, 890848), (24, 779492), (28, 668136), (32, 584619), (41, 456288), (42, 445424), (48, 389746), (49, 381792), (56, 334068), (82, 228144), (84, 222712), (96, 194873), (97, 192864), (98, 190896), (112, 167034), (123, 152096), (147, 127264), (164, 114072), (168, 111356), (194, 96432), (196, 95448), (224, 83517), (246, 76048), (287, 65184), (291, 64288), (294, 63632), (328, 57036), (336, 55678), (388, 48216), (392, 47724), (492, 38024), (574, 32592), (582, 32144), (588, 31816), (656, 28518), (672, 27839), (679, 27552), (776, 24108), (784, 23862), (861, 21728), (984, 19012), (1148, 16296), (1164, 16072), (1176, 15908), (1312, 14259), (1358, 13776), (1552, 12054), (1568, 11931), (1722, 10864), (1968, 9506), (2009, 9312), (2037, 9184), (2296, 8148), (2328, 8036), (2352, 7954), (2716, 6888), (3104, 6027), (3444, 5432), (3936, 4753), (3977, 4704), (4018, 4656), (4074, 4592)]