20213069858

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{1326491}}^1$

素因数の和:1326913

約数の個数: 16

約数和(自身を含む): 31994987040

約数和(自身を除く): 11781917182

約数列:

[1, 2, 19, 38, 401, 802, 7619, 15238, 1326491, 2652982, 25203329, 50406658, 531922891, 1063845782, 10106534929, 20213069858]

約数ペア:

[(1, 20213069858), (2, 10106534929), (19, 1063845782), (38, 531922891), (401, 50406658), (802, 25203329), (7619, 2652982), (15238, 1326491)]