20503144

素因数分解:

$2^3\times {\mathrm{1063}}^1\times {\mathrm{2411}}^1$

素因数の和:3480

約数の個数: 16

約数和(自身を含む): 38495520

約数和(自身を除く): 17992376

約数列:

[1, 2, 4, 8, 1063, 2126, 2411, 4252, 4822, 8504, 9644, 19288, 2562893, 5125786, 10251572, 20503144]

約数ペア:

[(1, 20503144), (2, 10251572), (4, 5125786), (8, 2562893), (1063, 19288), (2126, 9644), (2411, 8504), (4252, 4822)]