20281366

素因数分解:

$2^1\times 7^1\times {\mathrm{1049}}^1\times {\mathrm{1381}}^1$

素因数の和:2439

約数の個数: 16

約数和(自身を含む): 34826400

約数和(自身を除く): 14545034

約数列:

[1, 2, 7, 14, 1049, 1381, 2098, 2762, 7343, 9667, 14686, 19334, 1448669, 2897338, 10140683, 20281366]

約数ペア:

[(1, 20281366), (2, 10140683), (7, 2897338), (14, 1448669), (1049, 19334), (1381, 14686), (2098, 9667), (2762, 7343)]