66881648

素因数分解:

$2^4\times {\mathrm{809}}^1\times {\mathrm{5167}}^1$

素因数の和:5984

約数の個数: 20

約数和(自身を含む): 129768480

約数和(自身を除く): 62886832

約数列:

[1, 2, 4, 8, 16, 809, 1618, 3236, 5167, 6472, 10334, 12944, 20668, 41336, 82672, 4180103, 8360206, 16720412, 33440824, 66881648]

約数ペア:

[(1, 66881648), (2, 33440824), (4, 16720412), (8, 8360206), (16, 4180103), (809, 82672), (1618, 41336), (3236, 20668), (5167, 12944), (6472, 10334)]