19503045

素因数分解:

$3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1979}}^1$

素因数の和:2066

約数の個数: 32

約数和(自身を含む): 35164800

約数和(自身を除く): 15661755

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 135, 219, 365, 657, 1095, 1971, 1979, 3285, 5937, 9855, 9895, 17811, 29685, 53433, 89055, 144467, 267165, 433401, 722335, 1300203, 2167005, 3900609, 6501015, 19503045]

約数ペア:

[(1, 19503045), (3, 6501015), (5, 3900609), (9, 2167005), (15, 1300203), (27, 722335), (45, 433401), (73, 267165), (135, 144467), (219, 89055), (365, 53433), (657, 29685), (1095, 17811), (1971, 9895), (1979, 9855), (3285, 5937)]