25552592

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{122849}}^1$

素因数の和:122870

約数の個数: 20

約数和(自身を含む): 53316900

約数和(自身を除く): 27764308

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 122849, 245698, 491396, 982792, 1597037, 1965584, 3194074, 6388148, 12776296, 25552592]

約数ペア:

[(1, 25552592), (2, 12776296), (4, 6388148), (8, 3194074), (13, 1965584), (16, 1597037), (26, 982792), (52, 491396), (104, 245698), (208, 122849)]