18786236

素因数分解:

$2^2\times 7^1\times {\mathrm{331}}^1\times {\mathrm{2027}}^1$

素因数の和:2369

約数の個数: 24

約数和(自身を含む): 37704576

約数和(自身を除く): 18918340

約数列:

[1, 2, 4, 7, 14, 28, 331, 662, 1324, 2027, 2317, 4054, 4634, 8108, 9268, 14189, 28378, 56756, 670937, 1341874, 2683748, 4696559, 9393118, 18786236]

約数ペア:

[(1, 18786236), (2, 9393118), (4, 4696559), (7, 2683748), (14, 1341874), (28, 670937), (331, 56756), (662, 28378), (1324, 14189), (2027, 9268), (2317, 8108), (4054, 4634)]