201457456

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{662689}}^1$

素因数の和:662716

約数の個数: 20

約数和(自身を含む): 410867800

約数和(自身を除く): 209410344

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 662689, 1325378, 2650756, 5301512, 10603024, 12591091, 25182182, 50364364, 100728728, 201457456]

約数ペア:

[(1, 201457456), (2, 100728728), (4, 50364364), (8, 25182182), (16, 12591091), (19, 10603024), (38, 5301512), (76, 2650756), (152, 1325378), (304, 662689)]