20796645818

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{18601651}}^1$

素因数の和:18601709

約数の個数: 16

約数和(自身を含む): 34375852896

約数和(自身を除く): 13579207078

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 18601651, 37203302, 241821463, 483642926, 799870993, 1599741986, 10398322909, 20796645818]

約数ペア:

[(1, 20796645818), (2, 10398322909), (13, 1599741986), (26, 799870993), (43, 483642926), (86, 241821463), (559, 37203302), (1118, 18601651)]