28148432

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{135329}}^1$

素因数の和:135350

約数の個数: 20

約数和(自身を含む): 58733220

約数和(自身を除く): 30584788

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 135329, 270658, 541316, 1082632, 1759277, 2165264, 3518554, 7037108, 14074216, 28148432]

約数ペア:

[(1, 28148432), (2, 14074216), (4, 7037108), (8, 3518554), (13, 2165264), (16, 1759277), (26, 1082632), (52, 541316), (104, 270658), (208, 135329)]