198475504

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{122819}}^1$

素因数の和:122928

約数の個数: 20

約数和(自身を含む): 388356840

約数和(自身を除く): 189881336

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 122819, 245638, 491276, 982552, 1965104, 12404719, 24809438, 49618876, 99237752, 198475504]

約数ペア:

[(1, 198475504), (2, 99237752), (4, 49618876), (8, 24809438), (16, 12404719), (101, 1965104), (202, 982552), (404, 491276), (808, 245638), (1616, 122819)]