18128699402

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{74911981}}^1$

素因数の和:74912005

約数の個数: 12

約数和(自身を含む): 29889880818

約数和(自身を除く): 11761181416

約数列:

[1, 2, 11, 22, 121, 242, 74911981, 149823962, 824031791, 1648063582, 9064349701, 18128699402]

約数ペア:

[(1, 18128699402), (2, 9064349701), (11, 1648063582), (22, 824031791), (121, 149823962), (242, 74911981)]