19267990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{673}}^1$

素因数の和:1096

約数の個数: 32

約数和(自身を含む): 39792960

約数和(自身を除く): 20524970

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 409, 673, 818, 1346, 2045, 2863, 3365, 4090, 4711, 5726, 6730, 9422, 14315, 23555, 28630, 47110, 275257, 550514, 1376285, 1926799, 2752570, 3853598, 9633995, 19267990]

約数ペア:

[(1, 19267990), (2, 9633995), (5, 3853598), (7, 2752570), (10, 1926799), (14, 1376285), (35, 550514), (70, 275257), (409, 47110), (673, 28630), (818, 23555), (1346, 14315), (2045, 9422), (2863, 6730), (3365, 5726), (4090, 4711)]