19943616

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:123

約数の個数: 224

約数和(自身を含む): 70225920

約数和(自身を除く): 50282304

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 19, 21, 22, 24, 28, 32, 33, 38, 42, 44, 48, 56, 57, 64, 66, 71, 76, 77, 84, 88, 96, 112, 114, 132, 133, 142, 152, 154, 168, 176, 192, 209, 213, 224, 228, 231, 264, 266, 284, 304, 308, 336, 352, 399, 418, 426, 448, 456, 462, 497, 528, 532, 568, 608, 616, 627, 672, 704, 781, 798, 836, 852, 912, 924, 994, 1056, 1064, 1136, 1216, 1232, 1254, 1344, 1349, 1463, 1491, 1562, 1596, 1672, 1704, 1824, 1848, 1988, 2112, 2128, 2272, 2343, 2464, 2508, 2698, 2926, 2982, 3124, 3192, 3344, 3408, 3648, 3696, 3976, 4047, 4256, 4389, 4544, 4686, 4928, 5016, 5396, 5467, 5852, 5964, 6248, 6384, 6688, 6816, 7392, 7952, 8094, 8512, 8778, 9372, 9443, 10032, 10792, 10934, 11704, 11928, 12496, 12768, 13376, 13632, 14784, 14839, 15904, 16188, 16401, 17556, 18744, 18886, 20064, 21584, 21868, 23408, 23856, 24992, 25536, 28329, 29678, 31808, 32376, 32802, 35112, 37488, 37772, 40128, 43168, 43736, 44517, 46816, 47712, 49984, 56658, 59356, 64752, 65604, 70224, 74976, 75544, 86336, 87472, 89034, 93632, 95424, 103873, 113316, 118712, 129504, 131208, 140448, 149952, 151088, 174944, 178068, 207746, 226632, 237424, 259008, 262416, 280896, 302176, 311619, 349888, 356136, 415492, 453264, 474848, 524832, 604352, 623238, 712272, 830984, 906528, 949696, 1049664, 1246476, 1424544, 1661968, 1813056, 2492952, 2849088, 3323936, 4985904, 6647872, 9971808, 19943616]

約数ペア:

[(1, 19943616), (2, 9971808), (3, 6647872), (4, 4985904), (6, 3323936), (7, 2849088), (8, 2492952), (11, 1813056), (12, 1661968), (14, 1424544), (16, 1246476), (19, 1049664), (21, 949696), (22, 906528), (24, 830984), (28, 712272), (32, 623238), (33, 604352), (38, 524832), (42, 474848), (44, 453264), (48, 415492), (56, 356136), (57, 349888), (64, 311619), (66, 302176), (71, 280896), (76, 262416), (77, 259008), (84, 237424), (88, 226632), (96, 207746), (112, 178068), (114, 174944), (132, 151088), (133, 149952), (142, 140448), (152, 131208), (154, 129504), (168, 118712), (176, 113316), (192, 103873), (209, 95424), (213, 93632), (224, 89034), (228, 87472), (231, 86336), (264, 75544), (266, 74976), (284, 70224), (304, 65604), (308, 64752), (336, 59356), (352, 56658), (399, 49984), (418, 47712), (426, 46816), (448, 44517), (456, 43736), (462, 43168), (497, 40128), (528, 37772), (532, 37488), (568, 35112), (608, 32802), (616, 32376), (627, 31808), (672, 29678), (704, 28329), (781, 25536), (798, 24992), (836, 23856), (852, 23408), (912, 21868), (924, 21584), (994, 20064), (1056, 18886), (1064, 18744), (1136, 17556), (1216, 16401), (1232, 16188), (1254, 15904), (1344, 14839), (1349, 14784), (1463, 13632), (1491, 13376), (1562, 12768), (1596, 12496), (1672, 11928), (1704, 11704), (1824, 10934), (1848, 10792), (1988, 10032), (2112, 9443), (2128, 9372), (2272, 8778), (2343, 8512), (2464, 8094), (2508, 7952), (2698, 7392), (2926, 6816), (2982, 6688), (3124, 6384), (3192, 6248), (3344, 5964), (3408, 5852), (3648, 5467), (3696, 5396), (3976, 5016), (4047, 4928), (4256, 4686), (4389, 4544)]