65189456

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{214439}}^1$

素因数の和:214466

約数の個数: 20

約数和(自身を含む): 132952800

約数和(自身を除く): 67763344

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 214439, 428878, 857756, 1715512, 3431024, 4074341, 8148682, 16297364, 32594728, 65189456]

約数ペア:

[(1, 65189456), (2, 32594728), (4, 16297364), (8, 8148682), (16, 4074341), (19, 3431024), (38, 1715512), (76, 857756), (152, 428878), (304, 214439)]