205017712

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{312527}}^1$

素因数の和:312576

約数の個数: 20

約数和(自身を含む): 406911456

約数和(自身を除く): 201893744

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 312527, 625054, 1250108, 2500216, 5000432, 12813607, 25627214, 51254428, 102508856, 205017712]

約数ペア:

[(1, 205017712), (2, 102508856), (4, 51254428), (8, 25627214), (16, 12813607), (41, 5000432), (82, 2500216), (164, 1250108), (328, 625054), (656, 312527)]