2005121296

素因数分解:

$2^4\times {\mathrm{2207}}^1\times {\mathrm{56783}}^1$

素因数の和:58998

約数の個数: 20

約数和(自身を含む): 3886751232

約数和(自身を除く): 1881629936

約数列:

[1, 2, 4, 8, 16, 2207, 4414, 8828, 17656, 35312, 56783, 113566, 227132, 454264, 908528, 125320081, 250640162, 501280324, 1002560648, 2005121296]

約数ペア:

[(1, 2005121296), (2, 1002560648), (4, 501280324), (8, 250640162), (16, 125320081), (2207, 908528), (4414, 454264), (8828, 227132), (17656, 113566), (35312, 56783)]