20807521042

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{7947869}}^1$

素因数の和:7947906

約数の個数: 32

約数和(自身を含む): 41201758080

約数和(自身を除く): 20394237038

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 119, 154, 187, 238, 374, 1309, 2618, 7947869, 15895738, 55635083, 87426559, 111270166, 135113773, 174853118, 270227546, 611985913, 945796411, 1223971826, 1486251503, 1891592822, 2972503006, 10403760521, 20807521042]

約数ペア:

[(1, 20807521042), (2, 10403760521), (7, 2972503006), (11, 1891592822), (14, 1486251503), (17, 1223971826), (22, 945796411), (34, 611985913), (77, 270227546), (119, 174853118), (154, 135113773), (187, 111270166), (238, 87426559), (374, 55635083), (1309, 15895738), (2618, 7947869)]