20138471192

素因数分解:

$2^3\times 7^3\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{5231}}^1$

素因数の和:5342

約数の個数: 128

約数和(自身を含む): 46711296000

約数和(自身を除く): 26572824808

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 49, 56, 61, 92, 98, 122, 161, 184, 196, 244, 322, 343, 392, 427, 488, 644, 686, 854, 1127, 1288, 1372, 1403, 1708, 2254, 2744, 2806, 2989, 3416, 4508, 5231, 5612, 5978, 7889, 9016, 9821, 10462, 11224, 11956, 15778, 19642, 20923, 20924, 23912, 31556, 36617, 39284, 41846, 41848, 63112, 68747, 73234, 78568, 83692, 120313, 137494, 146468, 167384, 240626, 256319, 274988, 292936, 319091, 481229, 481252, 512638, 549976, 638182, 842191, 962458, 962504, 1025276, 1276364, 1684382, 1794233, 1924916, 2050552, 2233637, 2552728, 3368764, 3588466, 3849832, 4467274, 5895337, 6737528, 7176932, 7339093, 8934548, 11790674, 14353864, 14678186, 15635459, 17869096, 23581348, 29356372, 31270918, 41267359, 47162696, 51373651, 58712744, 62541836, 82534718, 102747302, 109448213, 125083672, 165069436, 205494604, 218896426, 330138872, 359615557, 410989208, 437792852, 719231114, 875585704, 1438462228, 2517308899, 2876924456, 5034617798, 10069235596, 20138471192]

約数ペア:

[(1, 20138471192), (2, 10069235596), (4, 5034617798), (7, 2876924456), (8, 2517308899), (14, 1438462228), (23, 875585704), (28, 719231114), (46, 437792852), (49, 410989208), (56, 359615557), (61, 330138872), (92, 218896426), (98, 205494604), (122, 165069436), (161, 125083672), (184, 109448213), (196, 102747302), (244, 82534718), (322, 62541836), (343, 58712744), (392, 51373651), (427, 47162696), (488, 41267359), (644, 31270918), (686, 29356372), (854, 23581348), (1127, 17869096), (1288, 15635459), (1372, 14678186), (1403, 14353864), (1708, 11790674), (2254, 8934548), (2744, 7339093), (2806, 7176932), (2989, 6737528), (3416, 5895337), (4508, 4467274), (5231, 3849832), (5612, 3588466), (5978, 3368764), (7889, 2552728), (9016, 2233637), (9821, 2050552), (10462, 1924916), (11224, 1794233), (11956, 1684382), (15778, 1276364), (19642, 1025276), (20923, 962504), (20924, 962458), (23912, 842191), (31556, 638182), (36617, 549976), (39284, 512638), (41846, 481252), (41848, 481229), (63112, 319091), (68747, 292936), (73234, 274988), (78568, 256319), (83692, 240626), (120313, 167384), (137494, 146468)]