28547536

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{16369}}^1$

素因数の和:16486

約数の個数: 20

約数和(自身を含む): 55821700

約数和(自身を除く): 27274164

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 16369, 32738, 65476, 130952, 261904, 1784221, 3568442, 7136884, 14273768, 28547536]

約数ペア:

[(1, 28547536), (2, 14273768), (4, 7136884), (8, 3568442), (16, 1784221), (109, 261904), (218, 130952), (436, 65476), (872, 32738), (1744, 16369)]