28177552

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{135469}}^1$

素因数の和:135490

約数の個数: 20

約数和(自身を含む): 58793980

約数和(自身を除く): 30616428

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 135469, 270938, 541876, 1083752, 1761097, 2167504, 3522194, 7044388, 14088776, 28177552]

約数ペア:

[(1, 28177552), (2, 14088776), (4, 7044388), (8, 3522194), (13, 2167504), (16, 1761097), (26, 1083752), (52, 541876), (104, 270938), (208, 135469)]