128440916

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{1888837}}^1$

素因数の和:1888858

約数の個数: 12

約数和(自身を含む): 237993588

約数和(自身を除く): 109552672

約数列:

[1, 2, 4, 17, 34, 68, 1888837, 3777674, 7555348, 32110229, 64220458, 128440916]

約数ペア:

[(1, 128440916), (2, 64220458), (4, 32110229), (17, 7555348), (34, 3777674), (68, 1888837)]