1891244

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{337}}^1$

素因数の和:425

約数の個数: 24

約数和(自身を含む): 3520608

約数和(自身を除く): 1629364

約数列:

[1, 2, 4, 23, 46, 61, 92, 122, 244, 337, 674, 1348, 1403, 2806, 5612, 7751, 15502, 20557, 31004, 41114, 82228, 472811, 945622, 1891244]

約数ペア:

[(1, 1891244), (2, 945622), (4, 472811), (23, 82228), (46, 41114), (61, 31004), (92, 20557), (122, 15502), (244, 7751), (337, 5612), (674, 2806), (1348, 1403)]