19458380

素因数分解:

$2^2\times 5^1\times {\mathrm{337}}^1\times {\mathrm{2887}}^1$

素因数の和:3233

約数の個数: 24

約数和(自身を含む): 40998048

約数和(自身を除く): 21539668

約数列:

[1, 2, 4, 5, 10, 20, 337, 674, 1348, 1685, 2887, 3370, 5774, 6740, 11548, 14435, 28870, 57740, 972919, 1945838, 3891676, 4864595, 9729190, 19458380]

約数ペア:

[(1, 19458380), (2, 9729190), (4, 4864595), (5, 3891676), (10, 1945838), (20, 972919), (337, 57740), (674, 28870), (1348, 14435), (1685, 11548), (2887, 6740), (3370, 5774)]