18415488

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:85

約数の個数: 256

約数和(自身を含む): 65802240

約数和(自身を除く): 47386752

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 17, 21, 24, 26, 28, 31, 32, 34, 39, 42, 48, 51, 52, 56, 62, 64, 68, 78, 84, 91, 93, 96, 102, 104, 112, 119, 124, 128, 136, 156, 168, 182, 186, 192, 204, 208, 217, 221, 224, 238, 248, 272, 273, 312, 336, 357, 364, 372, 384, 403, 408, 416, 434, 442, 448, 476, 496, 527, 544, 546, 624, 651, 663, 672, 714, 728, 744, 806, 816, 832, 868, 884, 896, 952, 992, 1054, 1088, 1092, 1209, 1248, 1302, 1326, 1344, 1428, 1456, 1488, 1547, 1581, 1612, 1632, 1664, 1736, 1768, 1904, 1984, 2108, 2176, 2184, 2418, 2496, 2604, 2652, 2688, 2821, 2856, 2912, 2976, 3094, 3162, 3224, 3264, 3472, 3536, 3689, 3808, 3968, 4216, 4368, 4641, 4836, 4992, 5208, 5304, 5642, 5712, 5824, 5952, 6188, 6324, 6448, 6528, 6851, 6944, 7072, 7378, 7616, 8432, 8463, 8736, 9282, 9672, 10416, 10608, 11067, 11284, 11424, 11648, 11904, 12376, 12648, 12896, 13702, 13888, 14144, 14756, 15232, 16864, 16926, 17472, 18564, 19344, 20553, 20832, 21216, 22134, 22568, 22848, 24752, 25296, 25792, 27404, 27776, 28288, 29512, 33728, 33852, 34944, 37128, 38688, 41106, 41664, 42432, 44268, 45136, 45696, 47957, 49504, 50592, 51584, 54808, 59024, 67456, 67704, 74256, 77376, 82212, 83328, 84864, 88536, 90272, 95914, 99008, 101184, 109616, 118048, 135408, 143871, 148512, 154752, 164424, 177072, 180544, 191828, 198016, 202368, 219232, 236096, 270816, 287742, 297024, 328848, 354144, 361088, 383656, 438464, 472192, 541632, 575484, 594048, 657696, 708288, 767312, 876928, 1083264, 1150968, 1315392, 1416576, 1534624, 2301936, 2630784, 3069248, 4603872, 6138496, 9207744, 18415488]

約数ペア:

[(1, 18415488), (2, 9207744), (3, 6138496), (4, 4603872), (6, 3069248), (7, 2630784), (8, 2301936), (12, 1534624), (13, 1416576), (14, 1315392), (16, 1150968), (17, 1083264), (21, 876928), (24, 767312), (26, 708288), (28, 657696), (31, 594048), (32, 575484), (34, 541632), (39, 472192), (42, 438464), (48, 383656), (51, 361088), (52, 354144), (56, 328848), (62, 297024), (64, 287742), (68, 270816), (78, 236096), (84, 219232), (91, 202368), (93, 198016), (96, 191828), (102, 180544), (104, 177072), (112, 164424), (119, 154752), (124, 148512), (128, 143871), (136, 135408), (156, 118048), (168, 109616), (182, 101184), (186, 99008), (192, 95914), (204, 90272), (208, 88536), (217, 84864), (221, 83328), (224, 82212), (238, 77376), (248, 74256), (272, 67704), (273, 67456), (312, 59024), (336, 54808), (357, 51584), (364, 50592), (372, 49504), (384, 47957), (403, 45696), (408, 45136), (416, 44268), (434, 42432), (442, 41664), (448, 41106), (476, 38688), (496, 37128), (527, 34944), (544, 33852), (546, 33728), (624, 29512), (651, 28288), (663, 27776), (672, 27404), (714, 25792), (728, 25296), (744, 24752), (806, 22848), (816, 22568), (832, 22134), (868, 21216), (884, 20832), (896, 20553), (952, 19344), (992, 18564), (1054, 17472), (1088, 16926), (1092, 16864), (1209, 15232), (1248, 14756), (1302, 14144), (1326, 13888), (1344, 13702), (1428, 12896), (1456, 12648), (1488, 12376), (1547, 11904), (1581, 11648), (1612, 11424), (1632, 11284), (1664, 11067), (1736, 10608), (1768, 10416), (1904, 9672), (1984, 9282), (2108, 8736), (2176, 8463), (2184, 8432), (2418, 7616), (2496, 7378), (2604, 7072), (2652, 6944), (2688, 6851), (2821, 6528), (2856, 6448), (2912, 6324), (2976, 6188), (3094, 5952), (3162, 5824), (3224, 5712), (3264, 5642), (3472, 5304), (3536, 5208), (3689, 4992), (3808, 4836), (3968, 4641), (4216, 4368)]