25155728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{120941}}^1$

素因数の和:120962

約数の個数: 20

約数和(自身を含む): 52488828

約数和(自身を除く): 27333100

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 120941, 241882, 483764, 967528, 1572233, 1935056, 3144466, 6288932, 12577864, 25155728]

約数ペア:

[(1, 25155728), (2, 12577864), (4, 6288932), (8, 3144466), (13, 1935056), (16, 1572233), (26, 967528), (52, 483764), (104, 241882), (208, 120941)]