20116855

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{811}}^1$

素因数の和:879

約数の個数: 24

約数和(自身を含む): 27214992

約数和(自身を除く): 7098137

約数列:

[1, 5, 11, 41, 55, 121, 205, 451, 605, 811, 2255, 4055, 4961, 8921, 24805, 33251, 44605, 98131, 166255, 365761, 490655, 1828805, 4023371, 20116855]

約数ペア:

[(1, 20116855), (5, 4023371), (11, 1828805), (41, 490655), (55, 365761), (121, 166255), (205, 98131), (451, 44605), (605, 33251), (811, 24805), (2255, 8921), (4055, 4961)]