406750864

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1955533}}^1$

素因数の和:1955554

約数の個数: 20

約数和(自身を含む): 848701756

約数和(自身を除く): 441950892

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1955533, 3911066, 7822132, 15644264, 25421929, 31288528, 50843858, 101687716, 203375432, 406750864]

約数ペア:

[(1, 406750864), (2, 203375432), (4, 101687716), (8, 50843858), (13, 31288528), (16, 25421929), (26, 15644264), (52, 7822132), (104, 3911066), (208, 1955533)]