28001872

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{29663}}^1$

素因数の和:29730

約数の個数: 20

約数和(自身を含む): 55175040

約数和(自身を除く): 27173168

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 29663, 59326, 118652, 237304, 474608, 1750117, 3500234, 7000468, 14000936, 28001872]

約数ペア:

[(1, 28001872), (2, 14000936), (4, 7000468), (8, 3500234), (16, 1750117), (59, 474608), (118, 237304), (236, 118652), (472, 59326), (944, 29663)]