19959994

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{4909}}^1$

素因数の和:5037

約数の個数: 16

約数和(自身を含む): 31816800

約数和(自身を除く): 11856806

約数列:

[1, 2, 19, 38, 107, 214, 2033, 4066, 4909, 9818, 93271, 186542, 525263, 1050526, 9979997, 19959994]

約数ペア:

[(1, 19959994), (2, 9979997), (19, 1050526), (38, 525263), (107, 186542), (214, 93271), (2033, 9818), (4066, 4909)]