20582456

素因数分解:

$2^3\times {\mathrm{1601}}^1\times {\mathrm{1607}}^1$

素因数の和:3214

約数の個数: 16

約数和(自身を含む): 38640240

約数和(自身を除く): 18057784

約数列:

[1, 2, 4, 8, 1601, 1607, 3202, 3214, 6404, 6428, 12808, 12856, 2572807, 5145614, 10291228, 20582456]

約数ペア:

[(1, 20582456), (2, 10291228), (4, 5145614), (8, 2572807), (1601, 12856), (1607, 12808), (3202, 6428), (3214, 6404)]