20194707429

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{810349}}^1$

素因数の和:810442

約数の個数: 32

約数和(自身を含む): 32673312000

約数和(自身を除く): 12478604571

約数列:

[1, 3, 9, 13, 27, 39, 71, 117, 213, 351, 639, 923, 1917, 2769, 8307, 24921, 810349, 2431047, 7293141, 10534537, 21879423, 31603611, 57534779, 94810833, 172604337, 284432499, 517813011, 747952127, 1553439033, 2243856381, 6731569143, 20194707429]

約数ペア:

[(1, 20194707429), (3, 6731569143), (9, 2243856381), (13, 1553439033), (27, 747952127), (39, 517813011), (71, 284432499), (117, 172604337), (213, 94810833), (351, 57534779), (639, 31603611), (923, 21879423), (1917, 10534537), (2769, 7293141), (8307, 2431047), (24921, 810349)]