18728164

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2237}}^1$

素因数の和:2284

約数の個数: 48

約数和(自身を含む): 42110208

約数和(自身を除く): 23382044

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 46, 52, 91, 92, 161, 182, 299, 322, 364, 598, 644, 1196, 2093, 2237, 4186, 4474, 8372, 8948, 15659, 29081, 31318, 51451, 58162, 62636, 102902, 116324, 203567, 205804, 360157, 407134, 668863, 720314, 814268, 1337726, 1440628, 2675452, 4682041, 9364082, 18728164]

約数ペア:

[(1, 18728164), (2, 9364082), (4, 4682041), (7, 2675452), (13, 1440628), (14, 1337726), (23, 814268), (26, 720314), (28, 668863), (46, 407134), (52, 360157), (91, 205804), (92, 203567), (161, 116324), (182, 102902), (299, 62636), (322, 58162), (364, 51451), (598, 31318), (644, 29081), (1196, 15659), (2093, 8948), (2237, 8372), (4186, 4474)]