20631142

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^2\times {\mathrm{797}}^1$

素因数の和:892

約数の個数: 24

約数和(自身を含む): 36254736

約数和(自身を除く): 15623594

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 797, 1594, 1849, 3698, 5579, 11158, 12943, 25886, 34271, 68542, 239897, 479794, 1473653, 2947306, 10315571, 20631142]

約数ペア:

[(1, 20631142), (2, 10315571), (7, 2947306), (14, 1473653), (43, 479794), (86, 239897), (301, 68542), (602, 34271), (797, 25886), (1594, 12943), (1849, 11158), (3698, 5579)]