28148752

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{15569}}^1$

素因数の和:15690

約数の個数: 20

約数和(自身を含む): 55024380

約数和(自身を除く): 26875628

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 15569, 31138, 62276, 124552, 249104, 1759297, 3518594, 7037188, 14074376, 28148752]

約数ペア:

[(1, 28148752), (2, 14074376), (4, 7037188), (8, 3518594), (16, 1759297), (113, 249104), (226, 124552), (452, 62276), (904, 31138), (1808, 15569)]