18801426

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{997}}^1$

素因数の和:1458

約数の個数: 32

約数和(自身を含む): 43113600

約数和(自身を除く): 24312174

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 449, 898, 997, 1347, 1994, 2694, 2991, 3143, 5982, 6286, 6979, 9429, 13958, 18858, 20937, 41874, 447653, 895306, 1342959, 2685918, 3133571, 6267142, 9400713, 18801426]

約数ペア:

[(1, 18801426), (2, 9400713), (3, 6267142), (6, 3133571), (7, 2685918), (14, 1342959), (21, 895306), (42, 447653), (449, 41874), (898, 20937), (997, 18858), (1347, 13958), (1994, 9429), (2694, 6979), (2991, 6286), (3143, 5982)]