201784816

素因数分解:

$2^4\times {\mathrm{337}}^1\times {\mathrm{37423}}^1$

素因数の和:37768

約数の個数: 20

約数和(自身を含む): 392128672

約数和(自身を除く): 190343856

約数列:

[1, 2, 4, 8, 16, 337, 674, 1348, 2696, 5392, 37423, 74846, 149692, 299384, 598768, 12611551, 25223102, 50446204, 100892408, 201784816]

約数ペア:

[(1, 201784816), (2, 100892408), (4, 50446204), (8, 25223102), (16, 12611551), (337, 598768), (674, 299384), (1348, 149692), (2696, 74846), (5392, 37423)]