20555073

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{9887}}^1$

素因数の和:9914

約数の個数: 32

約数和(自身を含む): 37969920

約数和(自身を除く): 17414847

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 9887, 29661, 69209, 88983, 108757, 207627, 266949, 326271, 622881, 761299, 978813, 1868643, 2283897, 2936439, 6851691, 20555073]

約数ペア:

[(1, 20555073), (3, 6851691), (7, 2936439), (9, 2283897), (11, 1868643), (21, 978813), (27, 761299), (33, 622881), (63, 326271), (77, 266949), (99, 207627), (189, 108757), (231, 88983), (297, 69209), (693, 29661), (2079, 9887)]