28665776

素因数分解:

$2^4\times {\mathrm{179}}^1\times {\mathrm{10009}}^1$

素因数の和:10196

約数の個数: 20

約数和(自身を含む): 55855800

約数和(自身を除く): 27190024

約数列:

[1, 2, 4, 8, 16, 179, 358, 716, 1432, 2864, 10009, 20018, 40036, 80072, 160144, 1791611, 3583222, 7166444, 14332888, 28665776]

約数ペア:

[(1, 28665776), (2, 14332888), (4, 7166444), (8, 3583222), (16, 1791611), (179, 160144), (358, 80072), (716, 40036), (1432, 20018), (2864, 10009)]