20393967

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{1511}}^1$

素因数の和:1934

約数の個数: 16

約数和(自身を含む): 29756160

約数和(自身を除く): 9362193

約数列:

[1, 3, 11, 33, 409, 1227, 1511, 4499, 4533, 13497, 16621, 49863, 617999, 1853997, 6797989, 20393967]

約数ペア:

[(1, 20393967), (3, 6797989), (11, 1853997), (33, 617999), (409, 49863), (1227, 16621), (1511, 13497), (4499, 4533)]