20007713

素因数分解:

${\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:209

約数の個数: 24

約数和(自身を含む): 23349480

約数和(自身を除く): 3341767

約数列:

[1, 11, 37, 41, 109, 121, 407, 451, 1199, 1517, 4033, 4469, 4477, 4961, 13189, 16687, 44363, 49159, 165353, 183557, 487993, 540749, 1818883, 20007713]

約数ペア:

[(1, 20007713), (11, 1818883), (37, 540749), (41, 487993), (109, 183557), (121, 165353), (407, 49159), (451, 44363), (1199, 16687), (1517, 13189), (4033, 4961), (4469, 4477)]