20004037207

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{171707}}^1$

素因数の和:171831

約数の個数: 32

約数和(自身を含む): 26704028160

約数和(自身を除く): 6699990953

約数列:

[1, 7, 11, 17, 77, 89, 119, 187, 623, 979, 1309, 1513, 6853, 10591, 16643, 116501, 171707, 1201949, 1888777, 2919019, 13221439, 15281923, 20433133, 32109209, 106973461, 168101153, 224764463, 259792691, 1176708071, 1818548837, 2857719601, 20004037207]

約数ペア:

[(1, 20004037207), (7, 2857719601), (11, 1818548837), (17, 1176708071), (77, 259792691), (89, 224764463), (119, 168101153), (187, 106973461), (623, 32109209), (979, 20433133), (1309, 15281923), (1513, 13221439), (6853, 2919019), (10591, 1888777), (16643, 1201949), (116501, 171707)]