66656816

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{101611}}^1$

素因数の和:101660

約数の個数: 20

約数和(自身を含む): 132298824

約数和(自身を除く): 65642008

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 101611, 203222, 406444, 812888, 1625776, 4166051, 8332102, 16664204, 33328408, 66656816]

約数ペア:

[(1, 66656816), (2, 33328408), (4, 16664204), (8, 8332102), (16, 4166051), (41, 1625776), (82, 812888), (164, 406444), (328, 203222), (656, 101611)]