1908193728

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{19997}}^1$

素因数の和:20090

約数の個数: 112

約数和(自身を含む): 5851574784

約数和(自身を除く): 3943381056

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 71, 84, 96, 112, 142, 168, 192, 213, 224, 284, 336, 426, 448, 497, 568, 672, 852, 994, 1136, 1344, 1491, 1704, 1988, 2272, 2982, 3408, 3976, 4544, 5964, 6816, 7952, 11928, 13632, 15904, 19997, 23856, 31808, 39994, 47712, 59991, 79988, 95424, 119982, 139979, 159976, 239964, 279958, 319952, 419937, 479928, 559916, 639904, 839874, 959856, 1119832, 1279808, 1419787, 1679748, 1919712, 2239664, 2839574, 3359496, 3839424, 4259361, 4479328, 5679148, 6718992, 8518722, 8958656, 9938509, 11358296, 13437984, 17037444, 19877018, 22716592, 26875968, 29815527, 34074888, 39754036, 45433184, 59631054, 68149776, 79508072, 90866368, 119262108, 136299552, 159016144, 238524216, 272599104, 318032288, 477048432, 636064576, 954096864, 1908193728]

約数ペア:

[(1, 1908193728), (2, 954096864), (3, 636064576), (4, 477048432), (6, 318032288), (7, 272599104), (8, 238524216), (12, 159016144), (14, 136299552), (16, 119262108), (21, 90866368), (24, 79508072), (28, 68149776), (32, 59631054), (42, 45433184), (48, 39754036), (56, 34074888), (64, 29815527), (71, 26875968), (84, 22716592), (96, 19877018), (112, 17037444), (142, 13437984), (168, 11358296), (192, 9938509), (213, 8958656), (224, 8518722), (284, 6718992), (336, 5679148), (426, 4479328), (448, 4259361), (497, 3839424), (568, 3359496), (672, 2839574), (852, 2239664), (994, 1919712), (1136, 1679748), (1344, 1419787), (1491, 1279808), (1704, 1119832), (1988, 959856), (2272, 839874), (2982, 639904), (3408, 559916), (3976, 479928), (4544, 419937), (5964, 319952), (6816, 279958), (7952, 239964), (11928, 159976), (13632, 139979), (15904, 119982), (19997, 95424), (23856, 79988), (31808, 59991), (39994, 47712)]