1987390464

素因数分解:

$2^{10}\times 3^1\times {\mathrm{646937}}^1$

素因数の和:646960

約数の個数: 44

約数和(自身を含む): 5297128344

約数和(自身を除く): 3309737880

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1024, 1536, 3072, 646937, 1293874, 1940811, 2587748, 3881622, 5175496, 7763244, 10350992, 15526488, 20701984, 31052976, 41403968, 62105952, 82807936, 124211904, 165615872, 248423808, 331231744, 496847616, 662463488, 993695232, 1987390464]

約数ペア:

[(1, 1987390464), (2, 993695232), (3, 662463488), (4, 496847616), (6, 331231744), (8, 248423808), (12, 165615872), (16, 124211904), (24, 82807936), (32, 62105952), (48, 41403968), (64, 31052976), (96, 20701984), (128, 15526488), (192, 10350992), (256, 7763244), (384, 5175496), (512, 3881622), (768, 2587748), (1024, 1940811), (1536, 1293874), (3072, 646937)]