67861456

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{326257}}^1$

素因数の和:326278

約数の個数: 20

約数和(自身を含む): 141595972

約数和(自身を除く): 73734516

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 326257, 652514, 1305028, 2610056, 4241341, 5220112, 8482682, 16965364, 33930728, 67861456]

約数ペア:

[(1, 67861456), (2, 33930728), (4, 16965364), (8, 8482682), (13, 5220112), (16, 4241341), (26, 2610056), (52, 1305028), (104, 652514), (208, 326257)]