18931899

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{14779}}^1$

素因数の和:14850

約数の個数: 16

約数和(自身を含む): 29323520

約数和(自身を除く): 10391621

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 14779, 44337, 103453, 310359, 901519, 2704557, 6310633, 18931899]

約数ペア:

[(1, 18931899), (3, 6310633), (7, 2704557), (21, 901519), (61, 310359), (183, 103453), (427, 44337), (1281, 14779)]