19840689

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{1873}}^1$

素因数の和:1997

約数の個数: 24

約数和(自身を含む): 31573152

約数和(自身を除く): 11732463

約数列:

[1, 3, 9, 11, 33, 99, 107, 321, 963, 1177, 1873, 3531, 5619, 10593, 16857, 20603, 61809, 185427, 200411, 601233, 1803699, 2204521, 6613563, 19840689]

約数ペア:

[(1, 19840689), (3, 6613563), (9, 2204521), (11, 1803699), (33, 601233), (99, 200411), (107, 185427), (321, 61809), (963, 20603), (1177, 16857), (1873, 10593), (3531, 5619)]