25441456

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{83689}}^1$

素因数の和:83716

約数の個数: 20

約数和(自身を含む): 51887800

約数和(自身を除く): 26446344

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 83689, 167378, 334756, 669512, 1339024, 1590091, 3180182, 6360364, 12720728, 25441456]

約数ペア:

[(1, 25441456), (2, 12720728), (4, 6360364), (8, 3180182), (16, 1590091), (19, 1339024), (38, 669512), (76, 334756), (152, 167378), (304, 83689)]