19681794

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{929}}^1$

素因数の和:1055

約数の個数: 48

約数和(自身を含む): 47005920

約数和(自身を除く): 27324126

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 107, 198, 214, 321, 642, 929, 963, 1177, 1858, 1926, 2354, 2787, 3531, 5574, 7062, 8361, 10219, 10593, 16722, 20438, 21186, 30657, 61314, 91971, 99403, 183942, 198806, 298209, 596418, 894627, 1093433, 1789254, 2186866, 3280299, 6560598, 9840897, 19681794]

約数ペア:

[(1, 19681794), (2, 9840897), (3, 6560598), (6, 3280299), (9, 2186866), (11, 1789254), (18, 1093433), (22, 894627), (33, 596418), (66, 298209), (99, 198806), (107, 183942), (198, 99403), (214, 91971), (321, 61314), (642, 30657), (929, 21186), (963, 20438), (1177, 16722), (1858, 10593), (1926, 10219), (2354, 8361), (2787, 7062), (3531, 5574)]