28467088

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{136861}}^1$

素因数の和:136882

約数の個数: 20

約数和(自身を含む): 59398108

約数和(自身を除く): 30931020

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 136861, 273722, 547444, 1094888, 1779193, 2189776, 3558386, 7116772, 14233544, 28467088]

約数ペア:

[(1, 28467088), (2, 14233544), (4, 7116772), (8, 3558386), (13, 2189776), (16, 1779193), (26, 1094888), (52, 547444), (104, 273722), (208, 136861)]