20886833

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{73}}^1$

素因数の和:177

約数の個数: 24

約数和(自身を含む): 24988320

約数和(自身を除く): 4101487

約数列:

[1, 11, 19, 37, 73, 209, 407, 703, 803, 1369, 1387, 2701, 7733, 15059, 15257, 26011, 29711, 51319, 99937, 286121, 564509, 1099307, 1898803, 20886833]

約数ペア:

[(1, 20886833), (11, 1898803), (19, 1099307), (37, 564509), (73, 286121), (209, 99937), (407, 51319), (703, 29711), (803, 26011), (1369, 15257), (1387, 15059), (2701, 7733)]