67204012

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{390721}}^1$

素因数の和:390768

約数の個数: 12

約数和(自身を含む): 120342376

約数和(自身を除く): 53138364

約数列:

[1, 2, 4, 43, 86, 172, 390721, 781442, 1562884, 16801003, 33602006, 67204012]

約数ペア:

[(1, 67204012), (2, 33602006), (4, 16801003), (43, 1562884), (86, 781442), (172, 390721)]