220078082

素因数分解:

$2^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{36473}}^1$

素因数の和:36913

約数の個数: 16

約数和(自身を含む): 378162432

約数和(自身を除く): 158084350

約数列:

[1, 2, 7, 14, 431, 862, 3017, 6034, 36473, 72946, 255311, 510622, 15719863, 31439726, 110039041, 220078082]

約数ペア:

[(1, 220078082), (2, 110039041), (7, 31439726), (14, 15719863), (431, 510622), (862, 255311), (3017, 72946), (6034, 36473)]