19681987584

素因数分解:

$2^{10}\times 3^1\times 7^3\times {\mathrm{18679}}^1$

素因数の和:18723

約数の個数: 176

約数和(自身を含む): 61180736000

約数和(自身を除く): 41498748416

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, 256, 294, 336, 343, 384, 392, 448, 512, 588, 672, 686, 768, 784, 896, 1024, 1029, 1176, 1344, 1372, 1536, 1568, 1792, 2058, 2352, 2688, 2744, 3072, 3136, 3584, 4116, 4704, 5376, 5488, 6272, 7168, 8232, 9408, 10752, 10976, 12544, 16464, 18679, 18816, 21504, 21952, 25088, 32928, 37358, 37632, 43904, 50176, 56037, 65856, 74716, 75264, 87808, 112074, 130753, 131712, 149432, 150528, 175616, 224148, 261506, 263424, 298864, 351232, 392259, 448296, 523012, 526848, 597728, 784518, 896592, 915271, 1046024, 1053696, 1195456, 1569036, 1793184, 1830542, 2092048, 2390912, 2745813, 3138072, 3586368, 3661084, 4184096, 4781824, 5491626, 6276144, 6406897, 7172736, 7322168, 8368192, 9563648, 10983252, 12552288, 12813794, 14345472, 14644336, 16736384, 19127296, 19220691, 21966504, 25104576, 25627588, 28690944, 29288672, 33472768, 38441382, 43933008, 50209152, 51255176, 57381888, 58577344, 66945536, 76882764, 87866016, 100418304, 102510352, 117154688, 133891072, 153765528, 175732032, 200836608, 205020704, 234309376, 307531056, 351464064, 401673216, 410041408, 468618752, 615062112, 702928128, 820082816, 937237504, 1230124224, 1405856256, 1640165632, 2460248448, 2811712512, 3280331264, 4920496896, 6560662528, 9840993792, 19681987584]

約数ペア:

[(1, 19681987584), (2, 9840993792), (3, 6560662528), (4, 4920496896), (6, 3280331264), (7, 2811712512), (8, 2460248448), (12, 1640165632), (14, 1405856256), (16, 1230124224), (21, 937237504), (24, 820082816), (28, 702928128), (32, 615062112), (42, 468618752), (48, 410041408), (49, 401673216), (56, 351464064), (64, 307531056), (84, 234309376), (96, 205020704), (98, 200836608), (112, 175732032), (128, 153765528), (147, 133891072), (168, 117154688), (192, 102510352), (196, 100418304), (224, 87866016), (256, 76882764), (294, 66945536), (336, 58577344), (343, 57381888), (384, 51255176), (392, 50209152), (448, 43933008), (512, 38441382), (588, 33472768), (672, 29288672), (686, 28690944), (768, 25627588), (784, 25104576), (896, 21966504), (1024, 19220691), (1029, 19127296), (1176, 16736384), (1344, 14644336), (1372, 14345472), (1536, 12813794), (1568, 12552288), (1792, 10983252), (2058, 9563648), (2352, 8368192), (2688, 7322168), (2744, 7172736), (3072, 6406897), (3136, 6276144), (3584, 5491626), (4116, 4781824), (4704, 4184096), (5376, 3661084), (5488, 3586368), (6272, 3138072), (7168, 2745813), (8232, 2390912), (9408, 2092048), (10752, 1830542), (10976, 1793184), (12544, 1569036), (16464, 1195456), (18679, 1053696), (18816, 1046024), (21504, 915271), (21952, 896592), (25088, 784518), (32928, 597728), (37358, 526848), (37632, 523012), (43904, 448296), (50176, 392259), (56037, 351232), (65856, 298864), (74716, 263424), (75264, 261506), (87808, 224148), (112074, 175616), (130753, 150528), (131712, 149432)]