19319793

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{1327}}^1$

素因数の和:1564

約数の個数: 16

約数和(自身を含む): 27027456

約数和(自身を除く): 7707663

約数列:

[1, 3, 23, 69, 211, 633, 1327, 3981, 4853, 14559, 30521, 91563, 279997, 839991, 6439931, 19319793]

約数ペア:

[(1, 19319793), (3, 6439931), (23, 839991), (69, 279997), (211, 91563), (633, 30521), (1327, 14559), (3981, 4853)]