18819141

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{487}}^1\times {\mathrm{1171}}^1$

素因数の和:1672

約数の個数: 16

約数和(自身を含む): 27452928

約数和(自身を除く): 8633787

約数列:

[1, 3, 11, 33, 487, 1171, 1461, 3513, 5357, 12881, 16071, 38643, 570277, 1710831, 6273047, 18819141]

約数ペア:

[(1, 18819141), (3, 6273047), (11, 1710831), (33, 570277), (487, 38643), (1171, 16071), (1461, 12881), (3513, 5357)]