19993484

素因数分解:

$2^2\times 7^1\times {\mathrm{673}}^1\times {\mathrm{1061}}^1$

素因数の和:1745

約数の個数: 24

約数和(自身を含む): 40084128

約数和(自身を除く): 20090644

約数列:

[1, 2, 4, 7, 14, 28, 673, 1061, 1346, 2122, 2692, 4244, 4711, 7427, 9422, 14854, 18844, 29708, 714053, 1428106, 2856212, 4998371, 9996742, 19993484]

約数ペア:

[(1, 19993484), (2, 9996742), (4, 4998371), (7, 2856212), (14, 1428106), (28, 714053), (673, 29708), (1061, 18844), (1346, 14854), (2122, 9422), (2692, 7427), (4244, 4711)]