20748928

素因数分解:

$2^7\times {\mathrm{173}}^1\times {\mathrm{937}}^1$

素因数の和:1124

約数の個数: 32

約数和(自身を含む): 41619060

約数和(自身を除く): 20870132

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 173, 346, 692, 937, 1384, 1874, 2768, 3748, 5536, 7496, 11072, 14992, 22144, 29984, 59968, 119936, 162101, 324202, 648404, 1296808, 2593616, 5187232, 10374464, 20748928]

約数ペア:

[(1, 20748928), (2, 10374464), (4, 5187232), (8, 2593616), (16, 1296808), (32, 648404), (64, 324202), (128, 162101), (173, 119936), (346, 59968), (692, 29984), (937, 22144), (1384, 14992), (1874, 11072), (2768, 7496), (3748, 5536)]