19335184

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{109859}}^1$

素因数の和:109878

約数の個数: 20

約数和(自身を含む): 40867920

約数和(自身を除く): 21532736

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 109859, 219718, 439436, 878872, 1208449, 1757744, 2416898, 4833796, 9667592, 19335184]

約数ペア:

[(1, 19335184), (2, 9667592), (4, 4833796), (8, 2416898), (11, 1757744), (16, 1208449), (22, 878872), (44, 439436), (88, 219718), (176, 109859)]