20466690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{1061}}^1$

素因数の和:1714

約数の個数: 32

約数和(自身を含む): 49242816

約数和(自身を除く): 28776126

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 643, 1061, 1286, 1929, 2122, 3183, 3215, 3858, 5305, 6366, 6430, 9645, 10610, 15915, 19290, 31830, 682223, 1364446, 2046669, 3411115, 4093338, 6822230, 10233345, 20466690]

約数ペア:

[(1, 20466690), (2, 10233345), (3, 6822230), (5, 4093338), (6, 3411115), (10, 2046669), (15, 1364446), (30, 682223), (643, 31830), (1061, 19290), (1286, 15915), (1929, 10610), (2122, 9645), (3183, 6430), (3215, 6366), (3858, 5305)]