18891264

素因数分解:

$2^9\times 3^1\times 7^2\times {\mathrm{251}}^1$

素因数の和:286

約数の個数: 120

約数和(自身を含む): 58777488

約数和(自身を除く): 39886224

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 128, 147, 168, 192, 196, 224, 251, 256, 294, 336, 384, 392, 448, 502, 512, 588, 672, 753, 768, 784, 896, 1004, 1176, 1344, 1506, 1536, 1568, 1757, 1792, 2008, 2352, 2688, 3012, 3136, 3514, 3584, 4016, 4704, 5271, 5376, 6024, 6272, 7028, 8032, 9408, 10542, 10752, 12048, 12299, 12544, 14056, 16064, 18816, 21084, 24096, 24598, 25088, 28112, 32128, 36897, 37632, 42168, 48192, 49196, 56224, 64256, 73794, 75264, 84336, 96384, 98392, 112448, 128512, 147588, 168672, 192768, 196784, 224896, 295176, 337344, 385536, 393568, 449792, 590352, 674688, 787136, 899584, 1180704, 1349376, 1574272, 2361408, 2698752, 3148544, 4722816, 6297088, 9445632, 18891264]

約数ペア:

[(1, 18891264), (2, 9445632), (3, 6297088), (4, 4722816), (6, 3148544), (7, 2698752), (8, 2361408), (12, 1574272), (14, 1349376), (16, 1180704), (21, 899584), (24, 787136), (28, 674688), (32, 590352), (42, 449792), (48, 393568), (49, 385536), (56, 337344), (64, 295176), (84, 224896), (96, 196784), (98, 192768), (112, 168672), (128, 147588), (147, 128512), (168, 112448), (192, 98392), (196, 96384), (224, 84336), (251, 75264), (256, 73794), (294, 64256), (336, 56224), (384, 49196), (392, 48192), (448, 42168), (502, 37632), (512, 36897), (588, 32128), (672, 28112), (753, 25088), (768, 24598), (784, 24096), (896, 21084), (1004, 18816), (1176, 16064), (1344, 14056), (1506, 12544), (1536, 12299), (1568, 12048), (1757, 10752), (1792, 10542), (2008, 9408), (2352, 8032), (2688, 7028), (3012, 6272), (3136, 6024), (3514, 5376), (3584, 5271), (4016, 4704)]