20158864658

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{63131}}^1$

素因数の和:63302

約数の個数: 32

約数和(自身を含む): 32000348160

約数和(自身を除く): 11841483502

約数列:

[1, 2, 43, 47, 79, 86, 94, 158, 2021, 3397, 3713, 4042, 6794, 7426, 63131, 126262, 159659, 319318, 2714633, 2967157, 4987349, 5429266, 5934314, 9974698, 127587751, 214456007, 234405403, 255175502, 428912014, 468810806, 10079432329, 20158864658]

約数ペア:

[(1, 20158864658), (2, 10079432329), (43, 468810806), (47, 428912014), (79, 255175502), (86, 234405403), (94, 214456007), (158, 127587751), (2021, 9974698), (3397, 5934314), (3713, 5429266), (4042, 4987349), (6794, 2967157), (7426, 2714633), (63131, 319318), (126262, 159659)]