19218970

素因数分解:

$2^1\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{1733}}^1$

素因数の和:2849

約数の個数: 16

約数和(自身を含む): 34645320

約数和(自身を除く): 15426350

約数列:

[1, 2, 5, 10, 1109, 1733, 2218, 3466, 5545, 8665, 11090, 17330, 1921897, 3843794, 9609485, 19218970]

約数ペア:

[(1, 19218970), (2, 9609485), (5, 3843794), (10, 1921897), (1109, 17330), (1733, 11090), (2218, 8665), (3466, 5545)]