20778812338

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{2441}}^1\times {\mathrm{224011}}^1$

素因数の和:226473

約数の個数: 16

約数和(自身を含む): 32822238240

約数和(自身を除く): 12043425902

約数列:

[1, 2, 19, 38, 2441, 4882, 46379, 92758, 224011, 448022, 4256209, 8512418, 546810851, 1093621702, 10389406169, 20778812338]

約数ペア:

[(1, 20778812338), (2, 10389406169), (19, 1093621702), (38, 546810851), (2441, 8512418), (4882, 4256209), (46379, 448022), (92758, 224011)]