20683688

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{60127}}^1$

素因数の和:60176

約数の個数: 16

約数和(自身を含む): 39684480

約数和(自身を除く): 19000792

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 60127, 120254, 240508, 481016, 2585461, 5170922, 10341844, 20683688]

約数ペア:

[(1, 20683688), (2, 10341844), (4, 5170922), (8, 2585461), (43, 481016), (86, 240508), (172, 120254), (344, 60127)]