67891568

素因数分解:

$2^4\times {\mathrm{1319}}^1\times {\mathrm{3217}}^1$

素因数の和:4544

約数の個数: 20

約数和(自身を含む): 131680560

約数和(自身を除く): 63788992

約数列:

[1, 2, 4, 8, 16, 1319, 2638, 3217, 5276, 6434, 10552, 12868, 21104, 25736, 51472, 4243223, 8486446, 16972892, 33945784, 67891568]

約数ペア:

[(1, 67891568), (2, 33945784), (4, 16972892), (8, 8486446), (16, 4243223), (1319, 51472), (2638, 25736), (3217, 21104), (5276, 12868), (6434, 10552)]