215898482

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{20219}}^1$

素因数の和:20521

約数の個数: 16

約数和(自身を含む): 342122400

約数和(自身を除く): 126223918

約数列:

[1, 2, 19, 38, 281, 562, 5339, 10678, 20219, 40438, 384161, 768322, 5681539, 11363078, 107949241, 215898482]

約数ペア:

[(1, 215898482), (2, 107949241), (19, 11363078), (38, 5681539), (281, 768322), (562, 384161), (5339, 40438), (10678, 20219)]