28283216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{135977}}^1$

素因数の和:135998

約数の個数: 20

約数和(自身を含む): 59014452

約数和(自身を除く): 30731236

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 135977, 271954, 543908, 1087816, 1767701, 2175632, 3535402, 7070804, 14141608, 28283216]

約数ペア:

[(1, 28283216), (2, 14141608), (4, 7070804), (8, 3535402), (13, 2175632), (16, 1767701), (26, 1087816), (52, 543908), (104, 271954), (208, 135977)]