20990976

素因数分解:

$2^{10}\times 3^1\times {\mathrm{6833}}^1$

素因数の和:6856

約数の個数: 44

約数和(自身を含む): 55956792

約数和(自身を除く): 34965816

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, 6833, 13666, 20499, 27332, 40998, 54664, 81996, 109328, 163992, 218656, 327984, 437312, 655968, 874624, 1311936, 1749248, 2623872, 3498496, 5247744, 6996992, 10495488, 20990976]

約数ペア:

[(1, 20990976), (2, 10495488), (3, 6996992), (4, 5247744), (6, 3498496), (8, 2623872), (12, 1749248), (16, 1311936), (24, 874624), (32, 655968), (48, 437312), (64, 327984), (96, 218656), (128, 163992), (192, 109328), (256, 81996), (384, 54664), (512, 40998), (768, 27332), (1024, 20499), (1536, 13666), (3072, 6833)]