19388776

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{220327}}^1$

素因数の和:220344

約数の個数: 16

約数和(自身を含む): 39659040

約数和(自身を除く): 20270264

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 220327, 440654, 881308, 1762616, 2423597, 4847194, 9694388, 19388776]

約数ペア:

[(1, 19388776), (2, 9694388), (4, 4847194), (8, 2423597), (11, 1762616), (22, 881308), (44, 440654), (88, 220327)]