20214584816

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{54930937}}^1$

素因数の和:54930968

約数の個数: 20

約数和(自身を含む): 40868617872

約数和(自身を除く): 20654033056

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 54930937, 109861874, 219723748, 439447496, 878894992, 1263411551, 2526823102, 5053646204, 10107292408, 20214584816]

約数ペア:

[(1, 20214584816), (2, 10107292408), (4, 5053646204), (8, 2526823102), (16, 1263411551), (23, 878894992), (46, 439447496), (92, 219723748), (184, 109861874), (368, 54930937)]