20512321116

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2517467}}^1$

素因数の和:2517578

約数の個数: 48

約数和(自身を含む): 55263457536

約数和(自身を除く): 34751136420

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 97, 194, 291, 388, 582, 679, 1164, 1358, 2037, 2716, 4074, 8148, 2517467, 5034934, 7552401, 10069868, 15104802, 17622269, 30209604, 35244538, 52866807, 70489076, 105733614, 211467228, 244194299, 488388598, 732582897, 976777196, 1465165794, 1709360093, 2930331588, 3418720186, 5128080279, 6837440372, 10256160558, 20512321116]

約数ペア:

[(1, 20512321116), (2, 10256160558), (3, 6837440372), (4, 5128080279), (6, 3418720186), (7, 2930331588), (12, 1709360093), (14, 1465165794), (21, 976777196), (28, 732582897), (42, 488388598), (84, 244194299), (97, 211467228), (194, 105733614), (291, 70489076), (388, 52866807), (582, 35244538), (679, 30209604), (1164, 17622269), (1358, 15104802), (2037, 10069868), (2716, 7552401), (4074, 5034934), (8148, 2517467)]