19169876

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{435679}}^1$

素因数の和:435694

約数の個数: 12

約数和(自身を含む): 36597120

約数和(自身を除く): 17427244

約数列:

[1, 2, 4, 11, 22, 44, 435679, 871358, 1742716, 4792469, 9584938, 19169876]

約数ペア:

[(1, 19169876), (2, 9584938), (4, 4792469), (11, 1742716), (22, 871358), (44, 435679)]