19639088

素因数分解:

$2^4\times 7^1\times {\mathrm{175349}}^1$

素因数の和:175364

約数の個数: 20

約数和(自身を含む): 43486800

約数和(自身を除く): 23847712

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 175349, 350698, 701396, 1227443, 1402792, 2454886, 2805584, 4909772, 9819544, 19639088]

約数ペア:

[(1, 19639088), (2, 9819544), (4, 4909772), (7, 2805584), (8, 2454886), (14, 1402792), (16, 1227443), (28, 701396), (56, 350698), (112, 175349)]