53449136

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{256967}}^1$

素因数の和:256988

約数の個数: 20

約数和(自身を含む): 111524112

約数和(自身を除く): 58074976

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 256967, 513934, 1027868, 2055736, 3340571, 4111472, 6681142, 13362284, 26724568, 53449136]

約数ペア:

[(1, 53449136), (2, 26724568), (4, 13362284), (8, 6681142), (13, 4111472), (16, 3340571), (26, 2055736), (52, 1027868), (104, 513934), (208, 256967)]