18618891

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{1811}}^1$

素因数の和:1986

約数の個数: 16

約数和(自身を含む): 26092800

約数和(自身を除く): 7473909

約数列:

[1, 3, 23, 69, 149, 447, 1811, 3427, 5433, 10281, 41653, 124959, 269839, 809517, 6206297, 18618891]

約数ペア:

[(1, 18618891), (3, 6206297), (23, 809517), (69, 269839), (149, 124959), (447, 41653), (1811, 10281), (3427, 5433)]