20510798

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{133187}}^1$

素因数の和:133207

約数の個数: 16

約数和(自身を含む): 38358144

約数和(自身を除く): 17847346

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 133187, 266374, 932309, 1465057, 1864618, 2930114, 10255399, 20510798]

約数ペア:

[(1, 20510798), (2, 10255399), (7, 2930114), (11, 1864618), (14, 1465057), (22, 932309), (77, 266374), (154, 133187)]