28381712

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{33469}}^1$

素因数の和:33530

約数の個数: 20

約数和(自身を含む): 56028780

約数和(自身を除く): 27647068

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 33469, 66938, 133876, 267752, 535504, 1773857, 3547714, 7095428, 14190856, 28381712]

約数ペア:

[(1, 28381712), (2, 14190856), (4, 7095428), (8, 3547714), (16, 1773857), (53, 535504), (106, 267752), (212, 133876), (424, 66938), (848, 33469)]