268661872

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{541657}}^1$

素因数の和:541696

約数の個数: 20

約数和(自身を含む): 537324736

約数和(自身を除く): 268662864

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 541657, 1083314, 2166628, 4333256, 8666512, 16791367, 33582734, 67165468, 134330936, 268661872]

約数ペア:

[(1, 268661872), (2, 134330936), (4, 67165468), (8, 33582734), (16, 16791367), (31, 8666512), (62, 4333256), (124, 2166628), (248, 1083314), (496, 541657)]