19374916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{440339}}^1$

素因数の和:440354

約数の個数: 12

約数和(自身を含む): 36988560

約数和(自身を除く): 17613644

約数列:

[1, 2, 4, 11, 22, 44, 440339, 880678, 1761356, 4843729, 9687458, 19374916]

約数ペア:

[(1, 19374916), (2, 9687458), (4, 4843729), (11, 1761356), (22, 880678), (44, 440339)]