28708772

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{2087}}^1$

素因数の和:2291

約数の個数: 24

約数和(自身を含む): 53202240

約数和(自身を除く): 24493468

約数列:

[1, 2, 4, 19, 38, 76, 181, 362, 724, 2087, 3439, 4174, 6878, 8348, 13756, 39653, 79306, 158612, 377747, 755494, 1510988, 7177193, 14354386, 28708772]

約数ペア:

[(1, 28708772), (2, 14354386), (4, 7177193), (19, 1510988), (38, 755494), (76, 377747), (181, 158612), (362, 79306), (724, 39653), (2087, 13756), (3439, 8348), (4174, 6878)]