18635938

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{3547}}^1$

素因数の和:3657

約数の個数: 16

約数和(自身を含む): 29121984

約数和(自身を除く): 10486046

約数列:

[1, 2, 37, 71, 74, 142, 2627, 3547, 5254, 7094, 131239, 251837, 262478, 503674, 9317969, 18635938]

約数ペア:

[(1, 18635938), (2, 9317969), (37, 503674), (71, 262478), (74, 251837), (142, 131239), (2627, 7094), (3547, 5254)]