20516463

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1867}}^1$

素因数の和:1924

約数の個数: 32

約数和(自身を含む): 34072320

約数和(自身を除く): 13555857

約数列:

[1, 3, 9, 11, 27, 33, 37, 99, 111, 297, 333, 407, 999, 1221, 1867, 3663, 5601, 10989, 16803, 20537, 50409, 61611, 69079, 184833, 207237, 554499, 621711, 759869, 1865133, 2279607, 6838821, 20516463]

約数ペア:

[(1, 20516463), (3, 6838821), (9, 2279607), (11, 1865133), (27, 759869), (33, 621711), (37, 554499), (99, 207237), (111, 184833), (297, 69079), (333, 61611), (407, 50409), (999, 20537), (1221, 16803), (1867, 10989), (3663, 5601)]