198879230

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{164363}}^1$

素因数の和:164392

約数の個数: 24

約数和(自身を含む): 393487416

約数和(自身を除く): 194608186

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 164363, 328726, 821815, 1643630, 1807993, 3615986, 9039965, 18079930, 19887923, 39775846, 99439615, 198879230]

約数ペア:

[(1, 198879230), (2, 99439615), (5, 39775846), (10, 19887923), (11, 18079930), (22, 9039965), (55, 3615986), (110, 1807993), (121, 1643630), (242, 821815), (605, 328726), (1210, 164363)]