19941724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{9643}}^1$

素因数の和:9705

約数の個数: 24

約数和(自身を含む): 38884608

約数和(自身を除く): 18942884

約数列:

[1, 2, 4, 11, 22, 44, 47, 94, 188, 517, 1034, 2068, 9643, 19286, 38572, 106073, 212146, 424292, 453221, 906442, 1812884, 4985431, 9970862, 19941724]

約数ペア:

[(1, 19941724), (2, 9970862), (4, 4985431), (11, 1812884), (22, 906442), (44, 453221), (47, 424292), (94, 212146), (188, 106073), (517, 38572), (1034, 19286), (2068, 9643)]