208796072

素因数分解:

$2^3\times {\mathrm{971}}^1\times {\mathrm{26879}}^1$

素因数の和:27856

約数の個数: 16

約数和(自身を含む): 391910400

約数和(自身を除く): 183114328

約数列:

[1, 2, 4, 8, 971, 1942, 3884, 7768, 26879, 53758, 107516, 215032, 26099509, 52199018, 104398036, 208796072]

約数ペア:

[(1, 208796072), (2, 104398036), (4, 52199018), (8, 26099509), (971, 215032), (1942, 107516), (3884, 53758), (7768, 26879)]