19412861

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1$

素因数の和:305

約数の個数: 24

約数和(自身を含む): 23123880

約数和(自身を除く): 3711019

約数列:

[1, 13, 17, 29, 169, 221, 233, 377, 493, 2873, 3029, 3961, 4901, 6409, 6757, 39377, 51493, 83317, 87841, 114869, 669409, 1141933, 1493297, 19412861]

約数ペア:

[(1, 19412861), (13, 1493297), (17, 1141933), (29, 669409), (169, 114869), (221, 87841), (233, 83317), (377, 51493), (493, 39377), (2873, 6757), (3029, 6409), (3961, 4901)]