28055408

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{12799}}^1$

素因数の和:12944

約数の個数: 20

約数和(自身を含む): 54758400

約数和(自身を除く): 26702992

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 12799, 25598, 51196, 102392, 204784, 1753463, 3506926, 7013852, 14027704, 28055408]

約数ペア:

[(1, 28055408), (2, 14027704), (4, 7013852), (8, 3506926), (16, 1753463), (137, 204784), (274, 102392), (548, 51196), (1096, 25598), (2192, 12799)]