19407344

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{110269}}^1$

素因数の和:110288

約数の個数: 20

約数和(自身を含む): 41020440

約数和(自身を除く): 21613096

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 110269, 220538, 441076, 882152, 1212959, 1764304, 2425918, 4851836, 9703672, 19407344]

約数ペア:

[(1, 19407344), (2, 9703672), (4, 4851836), (8, 2425918), (11, 1764304), (16, 1212959), (22, 882152), (44, 441076), (88, 220538), (176, 110269)]