12778412

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{439}}^1$

素因数の和:845

約数の個数: 24

約数和(自身を含む): 23654400

約数和(自身を除く): 10875988

約数列:

[1, 2, 4, 19, 38, 76, 383, 439, 766, 878, 1532, 1756, 7277, 8341, 14554, 16682, 29108, 33364, 168137, 336274, 672548, 3194603, 6389206, 12778412]

約数ペア:

[(1, 12778412), (2, 6389206), (4, 3194603), (19, 672548), (38, 336274), (76, 168137), (383, 33364), (439, 29108), (766, 16682), (878, 14554), (1532, 8341), (1756, 7277)]