20079943905

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{997}}^1\times {\mathrm{2311}}^1$

素因数の和:3406

約数の個数: 64

約数和(自身を含む): 37213360128

約数和(自身を除く): 17133416223

約数列:

[1, 3, 5, 7, 15, 21, 35, 83, 105, 249, 415, 581, 997, 1245, 1743, 2311, 2905, 2991, 4985, 6933, 6979, 8715, 11555, 14955, 16177, 20937, 34665, 34895, 48531, 80885, 82751, 104685, 191813, 242655, 248253, 413755, 575439, 579257, 959065, 1241265, 1342691, 1737771, 2304067, 2877195, 2896285, 4028073, 6713455, 6912201, 8688855, 11520335, 16128469, 20140365, 34561005, 48385407, 80642345, 191237561, 241927035, 573712683, 956187805, 1338662927, 2868563415, 4015988781, 6693314635, 20079943905]

約数ペア:

[(1, 20079943905), (3, 6693314635), (5, 4015988781), (7, 2868563415), (15, 1338662927), (21, 956187805), (35, 573712683), (83, 241927035), (105, 191237561), (249, 80642345), (415, 48385407), (581, 34561005), (997, 20140365), (1245, 16128469), (1743, 11520335), (2311, 8688855), (2905, 6912201), (2991, 6713455), (4985, 4028073), (6933, 2896285), (6979, 2877195), (8715, 2304067), (11555, 1737771), (14955, 1342691), (16177, 1241265), (20937, 959065), (34665, 579257), (34895, 575439), (48531, 413755), (80885, 248253), (82751, 242655), (104685, 191813)]