19391768

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{220361}}^1$

素因数の和:220378

約数の個数: 16

約数和(自身を含む): 39665160

約数和(自身を除く): 20273392

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 220361, 440722, 881444, 1762888, 2423971, 4847942, 9695884, 19391768]

約数ペア:

[(1, 19391768), (2, 9695884), (4, 4847942), (8, 2423971), (11, 1762888), (22, 881444), (44, 440722), (88, 220361)]