133022864

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{639533}}^1$

素因数の和:639554

約数の個数: 20

約数和(自身を含む): 277557756

約数和(自身を除く): 144534892

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 639533, 1279066, 2558132, 5116264, 8313929, 10232528, 16627858, 33255716, 66511432, 133022864]

約数ペア:

[(1, 133022864), (2, 66511432), (4, 33255716), (8, 16627858), (13, 10232528), (16, 8313929), (26, 5116264), (52, 2558132), (104, 1279066), (208, 639533)]