19956794

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{69779}}^1$

素因数の和:69805

約数の個数: 16

約数和(自身を含む): 35169120

約数和(自身を除く): 15212326

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 69779, 139558, 767569, 907127, 1535138, 1814254, 9978397, 19956794]

約数ペア:

[(1, 19956794), (2, 9978397), (11, 1814254), (13, 1535138), (22, 907127), (26, 767569), (143, 139558), (286, 69779)]