19742514

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{3361}}^1$

素因数の和:3466

約数の個数: 32

約数和(自身を含む): 43571520

約数和(自身を除く): 23829006

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 89, 178, 267, 534, 979, 1958, 2937, 3361, 5874, 6722, 10083, 20166, 36971, 73942, 110913, 221826, 299129, 598258, 897387, 1794774, 3290419, 6580838, 9871257, 19742514]

約数ペア:

[(1, 19742514), (2, 9871257), (3, 6580838), (6, 3290419), (11, 1794774), (22, 897387), (33, 598258), (66, 299129), (89, 221826), (178, 110913), (267, 73942), (534, 36971), (979, 20166), (1958, 10083), (2937, 6722), (3361, 5874)]