18784816

素因数分解:

$2^4\times {\mathrm{293}}^1\times {\mathrm{4007}}^1$

素因数の和:4308

約数の個数: 20

約数和(自身を含む): 36528912

約数和(自身を除く): 17744096

約数列:

[1, 2, 4, 8, 16, 293, 586, 1172, 2344, 4007, 4688, 8014, 16028, 32056, 64112, 1174051, 2348102, 4696204, 9392408, 18784816]

約数ペア:

[(1, 18784816), (2, 9392408), (4, 4696204), (8, 2348102), (16, 1174051), (293, 64112), (586, 32056), (1172, 16028), (2344, 8014), (4007, 4688)]