20194206977

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{571}}^1\times {\mathrm{4483}}^1$

素因数の和:5098

約数の個数: 32

約数和(自身を含む): 24622540800

約数和(自身を除く): 4428333823

約数列:

[1, 7, 23, 49, 161, 343, 571, 1127, 3997, 4483, 7889, 13133, 27979, 31381, 91931, 103109, 195853, 219667, 643517, 721763, 1537669, 2559793, 4504619, 5052341, 17918551, 35366387, 58875239, 125429857, 412126673, 878008999, 2884886711, 20194206977]

約数ペア:

[(1, 20194206977), (7, 2884886711), (23, 878008999), (49, 412126673), (161, 125429857), (343, 58875239), (571, 35366387), (1127, 17918551), (3997, 5052341), (4483, 4504619), (7889, 2559793), (13133, 1537669), (27979, 721763), (31381, 643517), (91931, 219667), (103109, 195853)]