20925663

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{4993}}^1$

素因数の和:5134

約数の個数: 16

約数和(自身を含む): 30683136

約数和(自身を除く): 9757473

約数列:

[1, 3, 11, 33, 127, 381, 1397, 4191, 4993, 14979, 54923, 164769, 634111, 1902333, 6975221, 20925663]

約数ペア:

[(1, 20925663), (3, 6975221), (11, 1902333), (33, 634111), (127, 164769), (381, 54923), (1397, 14979), (4191, 4993)]