28155728

素因数分解:

$2^4\times {\mathrm{263}}^1\times {\mathrm{6691}}^1$

素因数の和:6962

約数の個数: 20

約数和(自身を含む): 54767328

約数和(自身を除く): 26611600

約数列:

[1, 2, 4, 8, 16, 263, 526, 1052, 2104, 4208, 6691, 13382, 26764, 53528, 107056, 1759733, 3519466, 7038932, 14077864, 28155728]

約数ペア:

[(1, 28155728), (2, 14077864), (4, 7038932), (8, 3519466), (16, 1759733), (263, 107056), (526, 53528), (1052, 26764), (2104, 13382), (4208, 6691)]