20289367042

素因数分解:

$2^1\times 7^1\times {\mathrm{947}}^1\times {\mathrm{1530349}}^1$

素因数の和:1531305

約数の個数: 16

約数和(自身を含む): 34818523200

約数和(自身を除く): 14529156158

約数列:

[1, 2, 7, 14, 947, 1894, 6629, 13258, 1530349, 3060698, 10712443, 21424886, 1449240503, 2898481006, 10144683521, 20289367042]

約数ペア:

[(1, 20289367042), (2, 10144683521), (7, 2898481006), (14, 1449240503), (947, 21424886), (1894, 10712443), (6629, 3060698), (13258, 1530349)]