28670222

素因数分解:

$2^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{19139}}^1$

素因数の和:19255

約数の個数: 16

約数和(自身を含む): 49610880

約数和(自身を除く): 20940658

約数列:

[1, 2, 7, 14, 107, 214, 749, 1498, 19139, 38278, 133973, 267946, 2047873, 4095746, 14335111, 28670222]

約数ペア:

[(1, 28670222), (2, 14335111), (7, 4095746), (14, 2047873), (107, 267946), (214, 133973), (749, 38278), (1498, 19139)]