20262100047

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{209707}}^1$

素因数の和:209867

約数の個数: 32

約数和(自身を含む): 31889037312

約数和(自身を除く): 11626937265

約数列:

[1, 3, 7, 21, 43, 107, 129, 301, 321, 749, 903, 2247, 4601, 13803, 32207, 96621, 209707, 629121, 1467949, 4403847, 9017401, 22438649, 27052203, 63121807, 67315947, 157070543, 189365421, 471211629, 964861907, 2894585721, 6754033349, 20262100047]

約数ペア:

[(1, 20262100047), (3, 6754033349), (7, 2894585721), (21, 964861907), (43, 471211629), (107, 189365421), (129, 157070543), (301, 67315947), (321, 63121807), (749, 27052203), (903, 22438649), (2247, 9017401), (4601, 4403847), (13803, 1467949), (32207, 629121), (96621, 209707)]