25511984

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{83921}}^1$

素因数の和:83948

約数の個数: 20

約数和(自身を含む): 52031640

約数和(自身を除く): 26519656

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 83921, 167842, 335684, 671368, 1342736, 1594499, 3188998, 6377996, 12755992, 25511984]

約数ペア:

[(1, 25511984), (2, 12755992), (4, 6377996), (8, 3188998), (16, 1594499), (19, 1342736), (38, 671368), (76, 335684), (152, 167842), (304, 83921)]