20379648

素因数分解:

$2^{11}\times 3^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:163

約数の個数: 96

約数和(自身を含む): 56609280

約数和(自身を除く): 36229632

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 107, 124, 128, 186, 192, 214, 248, 256, 321, 372, 384, 428, 496, 512, 642, 744, 768, 856, 992, 1024, 1284, 1488, 1536, 1712, 1984, 2048, 2568, 2976, 3072, 3317, 3424, 3968, 5136, 5952, 6144, 6634, 6848, 7936, 9951, 10272, 11904, 13268, 13696, 15872, 19902, 20544, 23808, 26536, 27392, 31744, 39804, 41088, 47616, 53072, 54784, 63488, 79608, 82176, 95232, 106144, 109568, 159216, 164352, 190464, 212288, 219136, 318432, 328704, 424576, 636864, 657408, 849152, 1273728, 1698304, 2547456, 3396608, 5094912, 6793216, 10189824, 20379648]

約数ペア:

[(1, 20379648), (2, 10189824), (3, 6793216), (4, 5094912), (6, 3396608), (8, 2547456), (12, 1698304), (16, 1273728), (24, 849152), (31, 657408), (32, 636864), (48, 424576), (62, 328704), (64, 318432), (93, 219136), (96, 212288), (107, 190464), (124, 164352), (128, 159216), (186, 109568), (192, 106144), (214, 95232), (248, 82176), (256, 79608), (321, 63488), (372, 54784), (384, 53072), (428, 47616), (496, 41088), (512, 39804), (642, 31744), (744, 27392), (768, 26536), (856, 23808), (992, 20544), (1024, 19902), (1284, 15872), (1488, 13696), (1536, 13268), (1712, 11904), (1984, 10272), (2048, 9951), (2568, 7936), (2976, 6848), (3072, 6634), (3317, 6144), (3424, 5952), (3968, 5136)]