19030151

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{167}}^1\times {\mathrm{223}}^1$

素因数の和:470

約数の個数: 16

約数和(自身を含む): 22278144

約数和(自身を除く): 3247993

約数列:

[1, 7, 73, 167, 223, 511, 1169, 1561, 12191, 16279, 37241, 85337, 113953, 260687, 2718593, 19030151]

約数ペア:

[(1, 19030151), (7, 2718593), (73, 260687), (167, 113953), (223, 85337), (511, 37241), (1169, 16279), (1561, 12191)]