15921712

素因数分解:

$2^4\times {\mathrm{353}}^1\times {\mathrm{2819}}^1$

素因数の和:3180

約数の個数: 20

約数和(自身を含む): 30946680

約数和(自身を除く): 15024968

約数列:

[1, 2, 4, 8, 16, 353, 706, 1412, 2819, 2824, 5638, 5648, 11276, 22552, 45104, 995107, 1990214, 3980428, 7960856, 15921712]

約数ペア:

[(1, 15921712), (2, 7960856), (4, 3980428), (8, 1990214), (16, 995107), (353, 45104), (706, 22552), (1412, 11276), (2819, 5648), (2824, 5638)]