20493914

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47221}}^1$

素因数の和:47261

約数の個数: 16

約数和(自身を含む): 36266496

約数和(自身を除く): 15772582

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 47221, 94442, 330547, 661094, 1463851, 2927702, 10246957, 20493914]

約数ペア:

[(1, 20493914), (2, 10246957), (7, 2927702), (14, 1463851), (31, 661094), (62, 330547), (217, 94442), (434, 47221)]