20358842

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{76537}}^1$

素因数の和:76565

約数の個数: 16

約数和(自身を含む): 36738240

約数和(自身を除く): 16379398

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 76537, 153074, 535759, 1071518, 1454203, 2908406, 10179421, 20358842]

約数ペア:

[(1, 20358842), (2, 10179421), (7, 2908406), (14, 1454203), (19, 1071518), (38, 535759), (133, 153074), (266, 76537)]