20290886

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131759}}^1$

素因数の和:131779

約数の個数: 16

約数和(自身を含む): 37946880

約数和(自身を除く): 17655994

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 131759, 263518, 922313, 1449349, 1844626, 2898698, 10145443, 20290886]

約数ペア:

[(1, 20290886), (2, 10145443), (7, 2898698), (11, 1844626), (14, 1449349), (22, 922313), (77, 263518), (154, 131759)]