19650928

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{111653}}^1$

素因数の和:111672

約数の個数: 20

約数和(自身を含む): 41535288

約数和(自身を除く): 21884360

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 111653, 223306, 446612, 893224, 1228183, 1786448, 2456366, 4912732, 9825464, 19650928]

約数ペア:

[(1, 19650928), (2, 9825464), (4, 4912732), (8, 2456366), (11, 1786448), (16, 1228183), (22, 893224), (44, 446612), (88, 223306), (176, 111653)]