18907244

素因数分解:

$2^2\times {\mathrm{661}}^1\times {\mathrm{7151}}^1$

素因数の和:7816

約数の個数: 12

約数和(自身を含む): 33142368

約数和(自身を除く): 14235124

約数列:

[1, 2, 4, 661, 1322, 2644, 7151, 14302, 28604, 4726811, 9453622, 18907244]

約数ペア:

[(1, 18907244), (2, 9453622), (4, 4726811), (661, 28604), (1322, 14302), (2644, 7151)]