15216388

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{1999}}^1$

素因数の和:2187

約数の個数: 24

約数和(自身を含む): 29232000

約数和(自身を除く): 14015612

約数列:

[1, 2, 4, 11, 22, 44, 173, 346, 692, 1903, 1999, 3806, 3998, 7612, 7996, 21989, 43978, 87956, 345827, 691654, 1383308, 3804097, 7608194, 15216388]

約数ペア:

[(1, 15216388), (2, 7608194), (4, 3804097), (11, 1383308), (22, 691654), (44, 345827), (173, 87956), (346, 43978), (692, 21989), (1903, 7996), (1999, 7612), (3806, 3998)]