20511176

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{7793}}^1$

素因数の和:7853

約数の個数: 32

約数和(自身を含む): 44893440

約数和(自身を除く): 24382264

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 188, 329, 376, 658, 1316, 2632, 7793, 15586, 31172, 54551, 62344, 109102, 218204, 366271, 436408, 732542, 1465084, 2563897, 2930168, 5127794, 10255588, 20511176]

約数ペア:

[(1, 20511176), (2, 10255588), (4, 5127794), (7, 2930168), (8, 2563897), (14, 1465084), (28, 732542), (47, 436408), (56, 366271), (94, 218204), (188, 109102), (329, 62344), (376, 54551), (658, 31172), (1316, 15586), (2632, 7793)]