19181568

素因数分解:

$2^{12}\times 3^1\times 7^1\times {\mathrm{223}}^1$

素因数の和:257

約数の個数: 104

約数和(自身を含む): 58713088

約数和(自身を除く): 39531520

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 223, 224, 256, 336, 384, 446, 448, 512, 669, 672, 768, 892, 896, 1024, 1338, 1344, 1536, 1561, 1784, 1792, 2048, 2676, 2688, 3072, 3122, 3568, 3584, 4096, 4683, 5352, 5376, 6144, 6244, 7136, 7168, 9366, 10704, 10752, 12288, 12488, 14272, 14336, 18732, 21408, 21504, 24976, 28544, 28672, 37464, 42816, 43008, 49952, 57088, 74928, 85632, 86016, 99904, 114176, 149856, 171264, 199808, 228352, 299712, 342528, 399616, 456704, 599424, 685056, 799232, 913408, 1198848, 1370112, 1598464, 2397696, 2740224, 3196928, 4795392, 6393856, 9590784, 19181568]

約数ペア:

[(1, 19181568), (2, 9590784), (3, 6393856), (4, 4795392), (6, 3196928), (7, 2740224), (8, 2397696), (12, 1598464), (14, 1370112), (16, 1198848), (21, 913408), (24, 799232), (28, 685056), (32, 599424), (42, 456704), (48, 399616), (56, 342528), (64, 299712), (84, 228352), (96, 199808), (112, 171264), (128, 149856), (168, 114176), (192, 99904), (223, 86016), (224, 85632), (256, 74928), (336, 57088), (384, 49952), (446, 43008), (448, 42816), (512, 37464), (669, 28672), (672, 28544), (768, 24976), (892, 21504), (896, 21408), (1024, 18732), (1338, 14336), (1344, 14272), (1536, 12488), (1561, 12288), (1784, 10752), (1792, 10704), (2048, 9366), (2676, 7168), (2688, 7136), (3072, 6244), (3122, 6144), (3568, 5376), (3584, 5352), (4096, 4683)]