25957192

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{439}}^1$

素因数の和:853

約数の個数: 32

約数和(自身を含む): 51480000

約数和(自身を除く): 25522808

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 389, 439, 778, 878, 1556, 1756, 3112, 3512, 7391, 8341, 14782, 16682, 29564, 33364, 59128, 66728, 170771, 341542, 683084, 1366168, 3244649, 6489298, 12978596, 25957192]

約数ペア:

[(1, 25957192), (2, 12978596), (4, 6489298), (8, 3244649), (19, 1366168), (38, 683084), (76, 341542), (152, 170771), (389, 66728), (439, 59128), (778, 33364), (878, 29564), (1556, 16682), (1756, 14782), (3112, 8341), (3512, 7391)]