19999999488

素因数分解:

$2^9\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2083}}^1$

素因数の和:2177

約数の個数: 320

約数和(自身を含む): 65492951040

約数和(自身を除く): 45492951552

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 38, 42, 47, 48, 56, 57, 64, 76, 84, 94, 96, 112, 114, 128, 133, 141, 152, 168, 188, 192, 224, 228, 256, 266, 282, 304, 329, 336, 376, 384, 399, 448, 456, 512, 532, 564, 608, 658, 672, 752, 768, 798, 893, 896, 912, 987, 1064, 1128, 1216, 1316, 1344, 1504, 1536, 1596, 1786, 1792, 1824, 1974, 2083, 2128, 2256, 2432, 2632, 2679, 2688, 3008, 3192, 3572, 3584, 3648, 3948, 4166, 4256, 4512, 4864, 5264, 5358, 5376, 6016, 6249, 6251, 6384, 7144, 7296, 7896, 8332, 8512, 9024, 9728, 10528, 10716, 10752, 12032, 12498, 12502, 12768, 14288, 14581, 14592, 15792, 16664, 17024, 18048, 18753, 21056, 21432, 24064, 24996, 25004, 25536, 28576, 29162, 29184, 31584, 33328, 34048, 36096, 37506, 39577, 42112, 42864, 43743, 49992, 50008, 51072, 57152, 58324, 63168, 66656, 68096, 72192, 75012, 79154, 84224, 85728, 87486, 97901, 99984, 100016, 102144, 114304, 116648, 118731, 126336, 133312, 150024, 158308, 168448, 171456, 174972, 195802, 199968, 200032, 204288, 228608, 233296, 237462, 252672, 266624, 277039, 293703, 300048, 316616, 342912, 349944, 391604, 399936, 400064, 457216, 466592, 474924, 505344, 533248, 554078, 587406, 600096, 633232, 685307, 685824, 699888, 783208, 799872, 800128, 831117, 933184, 949848, 1066496, 1108156, 1174812, 1200192, 1266464, 1370614, 1371648, 1399776, 1566416, 1599744, 1600256, 1662234, 1860119, 1866368, 1899696, 2055921, 2216312, 2349624, 2400384, 2532928, 2741228, 2799552, 3132832, 3199488, 3200512, 3324468, 3720238, 3732736, 3799392, 4111842, 4432624, 4699248, 4800768, 5065856, 5482456, 5580357, 5599104, 6265664, 6648936, 7440476, 7465472, 7598784, 8223684, 8865248, 9398496, 9601536, 10131712, 10964912, 11160714, 11198208, 12531328, 13020833, 13297872, 14880952, 15197568, 16447368, 17730496, 18796992, 20263424, 21929824, 22321428, 22396416, 25062656, 26041666, 26595744, 29761904, 30395136, 32894736, 35460992, 37593984, 39062499, 43859648, 44642856, 50125312, 52083332, 53191488, 59523808, 60790272, 65789472, 70921984, 75187968, 78124998, 87719296, 89285712, 104166664, 106382976, 119047616, 131578944, 141843968, 150375936, 156249996, 175438592, 178571424, 208333328, 212765952, 238095232, 263157888, 312499992, 350877184, 357142848, 416666656, 425531904, 476190464, 526315776, 624999984, 714285696, 833333312, 952380928, 1052631552, 1249999968, 1428571392, 1666666624, 2499999936, 2857142784, 3333333248, 4999999872, 6666666496, 9999999744, 19999999488]

約数ペア:

[(1, 19999999488), (2, 9999999744), (3, 6666666496), (4, 4999999872), (6, 3333333248), (7, 2857142784), (8, 2499999936), (12, 1666666624), (14, 1428571392), (16, 1249999968), (19, 1052631552), (21, 952380928), (24, 833333312), (28, 714285696), (32, 624999984), (38, 526315776), (42, 476190464), (47, 425531904), (48, 416666656), (56, 357142848), (57, 350877184), (64, 312499992), (76, 263157888), (84, 238095232), (94, 212765952), (96, 208333328), (112, 178571424), (114, 175438592), (128, 156249996), (133, 150375936), (141, 141843968), (152, 131578944), (168, 119047616), (188, 106382976), (192, 104166664), (224, 89285712), (228, 87719296), (256, 78124998), (266, 75187968), (282, 70921984), (304, 65789472), (329, 60790272), (336, 59523808), (376, 53191488), (384, 52083332), (399, 50125312), (448, 44642856), (456, 43859648), (512, 39062499), (532, 37593984), (564, 35460992), (608, 32894736), (658, 30395136), (672, 29761904), (752, 26595744), (768, 26041666), (798, 25062656), (893, 22396416), (896, 22321428), (912, 21929824), (987, 20263424), (1064, 18796992), (1128, 17730496), (1216, 16447368), (1316, 15197568), (1344, 14880952), (1504, 13297872), (1536, 13020833), (1596, 12531328), (1786, 11198208), (1792, 11160714), (1824, 10964912), (1974, 10131712), (2083, 9601536), (2128, 9398496), (2256, 8865248), (2432, 8223684), (2632, 7598784), (2679, 7465472), (2688, 7440476), (3008, 6648936), (3192, 6265664), (3572, 5599104), (3584, 5580357), (3648, 5482456), (3948, 5065856), (4166, 4800768), (4256, 4699248), (4512, 4432624), (4864, 4111842), (5264, 3799392), (5358, 3732736), (5376, 3720238), (6016, 3324468), (6249, 3200512), (6251, 3199488), (6384, 3132832), (7144, 2799552), (7296, 2741228), (7896, 2532928), (8332, 2400384), (8512, 2349624), (9024, 2216312), (9728, 2055921), (10528, 1899696), (10716, 1866368), (10752, 1860119), (12032, 1662234), (12498, 1600256), (12502, 1599744), (12768, 1566416), (14288, 1399776), (14581, 1371648), (14592, 1370614), (15792, 1266464), (16664, 1200192), (17024, 1174812), (18048, 1108156), (18753, 1066496), (21056, 949848), (21432, 933184), (24064, 831117), (24996, 800128), (25004, 799872), (25536, 783208), (28576, 699888), (29162, 685824), (29184, 685307), (31584, 633232), (33328, 600096), (34048, 587406), (36096, 554078), (37506, 533248), (39577, 505344), (42112, 474924), (42864, 466592), (43743, 457216), (49992, 400064), (50008, 399936), (51072, 391604), (57152, 349944), (58324, 342912), (63168, 316616), (66656, 300048), (68096, 293703), (72192, 277039), (75012, 266624), (79154, 252672), (84224, 237462), (85728, 233296), (87486, 228608), (97901, 204288), (99984, 200032), (100016, 199968), (102144, 195802), (114304, 174972), (116648, 171456), (118731, 168448), (126336, 158308), (133312, 150024)]