20199965037

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{619}}^1\times {\mathrm{41999}}^1$

素因数の和:42665

約数の個数: 32

約数和(自身を含む): 31664640000

約数和(自身を除く): 11464674963

約数列:

[1, 3, 7, 21, 37, 111, 259, 619, 777, 1857, 4333, 12999, 22903, 41999, 68709, 125997, 160321, 293993, 480963, 881979, 1553963, 4661889, 10877741, 25997381, 32633223, 77992143, 181981667, 545945001, 961903097, 2885709291, 6733321679, 20199965037]

約数ペア:

[(1, 20199965037), (3, 6733321679), (7, 2885709291), (21, 961903097), (37, 545945001), (111, 181981667), (259, 77992143), (619, 32633223), (777, 25997381), (1857, 10877741), (4333, 4661889), (12999, 1553963), (22903, 881979), (41999, 480963), (68709, 293993), (125997, 160321)]