19665933

素因数分解:

$3^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{4903}}^1$

素因数の和:5104

約数の個数: 16

約数和(自身を含む): 30130176

約数和(自身を除く): 10464243

約数列:

[1, 3, 7, 21, 191, 573, 1337, 4011, 4903, 14709, 34321, 102963, 936473, 2809419, 6555311, 19665933]

約数ペア:

[(1, 19665933), (3, 6555311), (7, 2809419), (21, 936473), (191, 102963), (573, 34321), (1337, 14709), (4011, 4903)]