20216351918

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{76001323}}^1$

素因数の和:76001351

約数の個数: 16

約数和(自身を含む): 36480635520

約数和(自身を除く): 16264283602

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 76001323, 152002646, 532009261, 1064018522, 1444025137, 2888050274, 10108175959, 20216351918]

約数ペア:

[(1, 20216351918), (2, 10108175959), (7, 2888050274), (14, 1444025137), (19, 1064018522), (38, 532009261), (133, 152002646), (266, 76001323)]