20149295579

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1089917}}^1$

素因数の和:1090082

約数の個数: 16

約数和(自身を含む): 24414163200

約数和(自身を除く): 4264867621

約数列:

[1, 7, 19, 133, 139, 973, 2641, 18487, 1089917, 7629419, 20708423, 144958961, 151498463, 1060489241, 2878470797, 20149295579]

約数ペア:

[(1, 20149295579), (7, 2878470797), (19, 1060489241), (133, 151498463), (139, 144958961), (973, 20708423), (2641, 7629419), (18487, 1089917)]