18238464

素因数分解:

$2^{10}\times 3^2\times {\mathrm{1979}}^1$

素因数の和:2005

約数の個数: 66

約数和(自身を含む): 52689780

約数和(自身を除く): 34451316

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 512, 576, 768, 1024, 1152, 1536, 1979, 2304, 3072, 3958, 4608, 5937, 7916, 9216, 11874, 15832, 17811, 23748, 31664, 35622, 47496, 63328, 71244, 94992, 126656, 142488, 189984, 253312, 284976, 379968, 506624, 569952, 759936, 1013248, 1139904, 1519872, 2026496, 2279808, 3039744, 4559616, 6079488, 9119232, 18238464]

約数ペア:

[(1, 18238464), (2, 9119232), (3, 6079488), (4, 4559616), (6, 3039744), (8, 2279808), (9, 2026496), (12, 1519872), (16, 1139904), (18, 1013248), (24, 759936), (32, 569952), (36, 506624), (48, 379968), (64, 284976), (72, 253312), (96, 189984), (128, 142488), (144, 126656), (192, 94992), (256, 71244), (288, 63328), (384, 47496), (512, 35622), (576, 31664), (768, 23748), (1024, 17811), (1152, 15832), (1536, 11874), (1979, 9216), (2304, 7916), (3072, 5937), (3958, 4608)]