205901896

素因数分解:

$2^3\times {\mathrm{1259}}^1\times {\mathrm{20443}}^1$

素因数の和:21708

約数の個数: 16

約数和(自身を含む): 386391600

約数和(自身を除く): 180489704

約数列:

[1, 2, 4, 8, 1259, 2518, 5036, 10072, 20443, 40886, 81772, 163544, 25737737, 51475474, 102950948, 205901896]

約数ペア:

[(1, 205901896), (2, 102950948), (4, 51475474), (8, 25737737), (1259, 163544), (2518, 81772), (5036, 40886), (10072, 20443)]