219909914

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{826729}}^1$

素因数の和:826757

約数の個数: 16

約数和(自身を含む): 396830400

約数和(自身を除く): 176920486

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 826729, 1653458, 5787103, 11574206, 15707851, 31415702, 109954957, 219909914]

約数ペア:

[(1, 219909914), (2, 109954957), (7, 31415702), (14, 15707851), (19, 11574206), (38, 5787103), (133, 1653458), (266, 826729)]