20885364008

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{153568853}}^1$

素因数の和:153568876

約数の個数: 16

約数和(自身を含む): 41463590580

約数和(自身を除く): 20578226572

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 153568853, 307137706, 614275412, 1228550824, 2610670501, 5221341002, 10442682004, 20885364008]

約数ペア:

[(1, 20885364008), (2, 10442682004), (4, 5221341002), (8, 2610670501), (17, 1228550824), (34, 614275412), (68, 307137706), (136, 153568853)]