19109926

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{5021}}^1$

素因数の和:5207

約数の個数: 16

約数和(自身を含む): 31457808

約数和(自身を除く): 12347882

約数列:

[1, 2, 11, 22, 173, 346, 1903, 3806, 5021, 10042, 55231, 110462, 868633, 1737266, 9554963, 19109926]

約数ペア:

[(1, 19109926), (2, 9554963), (11, 1737266), (22, 868633), (173, 110462), (346, 55231), (1903, 10042), (3806, 5021)]