19027293

素因数分解:

$3^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1\times {\mathrm{443}}^1$

素因数の和:688

約数の個数: 16

約数和(自身を含む): 25858560

約数和(自身を除く): 6831267

約数列:

[1, 3, 103, 139, 309, 417, 443, 1329, 14317, 42951, 45629, 61577, 136887, 184731, 6342431, 19027293]

約数ペア:

[(1, 19027293), (3, 6342431), (103, 184731), (139, 136887), (309, 61577), (417, 45629), (443, 42951), (1329, 14317)]