20844285

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{18047}}^1$

素因数の和:18073

約数の個数: 32

約数和(自身を含む): 41582592

約数和(自身を除く): 20738307

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 18047, 54141, 90235, 126329, 198517, 270705, 378987, 595551, 631645, 992585, 1389619, 1894935, 2977755, 4168857, 6948095, 20844285]

約数ペア:

[(1, 20844285), (3, 6948095), (5, 4168857), (7, 2977755), (11, 1894935), (15, 1389619), (21, 992585), (33, 631645), (35, 595551), (55, 378987), (77, 270705), (105, 198517), (165, 126329), (231, 90235), (385, 54141), (1155, 18047)]