20178631807

素因数分解:

${\mathrm{19}}^2\times {\mathrm{139}}^1\times {\mathrm{402133}}^1$

素因数の和:402310

約数の個数: 12

約数和(自身を含む): 21449827560

約数和(自身を除く): 1271195753

約数列:

[1, 19, 139, 361, 2641, 50179, 402133, 7640527, 55896487, 145170013, 1062033253, 20178631807]

約数ペア:

[(1, 20178631807), (19, 1062033253), (139, 145170013), (361, 55896487), (2641, 7640527), (50179, 402133)]