19317965

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{4729}}^1$

素因数の和:4796

約数の個数: 16

約数和(自身を含む): 24974400

約数和(自身を除く): 5656435

約数列:

[1, 5, 19, 43, 95, 215, 817, 4085, 4729, 23645, 89851, 203347, 449255, 1016735, 3863593, 19317965]

約数ペア:

[(1, 19317965), (5, 3863593), (19, 1016735), (43, 449255), (95, 203347), (215, 89851), (817, 23645), (4085, 4729)]