20348620054

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{809}}^1\times {\mathrm{17443}}^1$

素因数の和:18364

約数の個数: 32

約数和(自身を含む): 35267581440

約数和(自身を除く): 14918961386

約数列:

[1, 2, 7, 14, 103, 206, 721, 809, 1442, 1618, 5663, 11326, 17443, 34886, 83327, 122101, 166654, 244202, 583289, 1166578, 1796629, 3593258, 12576403, 14111387, 25152806, 28222774, 98779709, 197559418, 1453472861, 2906945722, 10174310027, 20348620054]

約数ペア:

[(1, 20348620054), (2, 10174310027), (7, 2906945722), (14, 1453472861), (103, 197559418), (206, 98779709), (721, 28222774), (809, 25152806), (1442, 14111387), (1618, 12576403), (5663, 3593258), (11326, 1796629), (17443, 1166578), (34886, 583289), (83327, 244202), (122101, 166654)]