20730182

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{6779}}^1$

素因数の和:6931

約数の個数: 16

約数和(自身を含む): 34171200

約数和(自身を除く): 13441018

約数列:

[1, 2, 11, 22, 139, 278, 1529, 3058, 6779, 13558, 74569, 149138, 942281, 1884562, 10365091, 20730182]

約数ペア:

[(1, 20730182), (2, 10365091), (11, 1884562), (22, 942281), (139, 149138), (278, 74569), (1529, 13558), (3058, 6779)]