19951578

素因数分解:

$2^1\times 3^2\times {\mathrm{109}}^1\times {\mathrm{10169}}^1$

素因数の和:10286

約数の個数: 24

約数和(自身を含む): 43629300

約数和(自身を除く): 23677722

約数列:

[1, 2, 3, 6, 9, 18, 109, 218, 327, 654, 981, 1962, 10169, 20338, 30507, 61014, 91521, 183042, 1108421, 2216842, 3325263, 6650526, 9975789, 19951578]

約数ペア:

[(1, 19951578), (2, 9975789), (3, 6650526), (6, 3325263), (9, 2216842), (18, 1108421), (109, 183042), (218, 91521), (327, 61014), (654, 30507), (981, 20338), (1962, 10169)]