28542544

素因数分解:

$2^4\times {\mathrm{431}}^1\times {\mathrm{4139}}^1$

素因数の和:4578

約数の個数: 20

約数和(自身を含む): 55442880

約数和(自身を除く): 26900336

約数列:

[1, 2, 4, 8, 16, 431, 862, 1724, 3448, 4139, 6896, 8278, 16556, 33112, 66224, 1783909, 3567818, 7135636, 14271272, 28542544]

約数ペア:

[(1, 28542544), (2, 14271272), (4, 7135636), (8, 3567818), (16, 1783909), (431, 66224), (862, 33112), (1724, 16556), (3448, 8278), (4139, 6896)]