207943216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{999727}}^1$

素因数の和:999748

約数の個数: 20

約数和(自身を含む): 433881952

約数和(自身を除く): 225938736

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 999727, 1999454, 3998908, 7997816, 12996451, 15995632, 25992902, 51985804, 103971608, 207943216]

約数ペア:

[(1, 207943216), (2, 103971608), (4, 51985804), (8, 25992902), (13, 15995632), (16, 12996451), (26, 7997816), (52, 3998908), (104, 1999454), (208, 999727)]