20816306

素因数分解:

$2^1\times 7^1\times {\mathrm{1181}}^1\times {\mathrm{1259}}^1$

素因数の和:2449

約数の個数: 16

約数和(自身を含む): 35743680

約数和(自身を除く): 14927374

約数列:

[1, 2, 7, 14, 1181, 1259, 2362, 2518, 8267, 8813, 16534, 17626, 1486879, 2973758, 10408153, 20816306]

約数ペア:

[(1, 20816306), (2, 10408153), (7, 2973758), (14, 1486879), (1181, 17626), (1259, 16534), (2362, 8813), (2518, 8267)]