2016389345

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{1109}}^1\times {\mathrm{19139}}^1$

素因数の和:20272

約数の個数: 16

約数和(自身を含む): 2549448000

約数和(自身を除く): 533058655

約数列:

[1, 5, 19, 95, 1109, 5545, 19139, 21071, 95695, 105355, 363641, 1818205, 21225151, 106125755, 403277869, 2016389345]

約数ペア:

[(1, 2016389345), (5, 403277869), (19, 106125755), (95, 21225151), (1109, 1818205), (5545, 363641), (19139, 105355), (21071, 95695)]