18315747

素因数分解:

$3^3\times {\mathrm{419}}^1\times {\mathrm{1619}}^1$

素因数の和:2047

約数の個数: 16

約数和(自身を含む): 27216000

約数和(自身を除く): 8900253

約数列:

[1, 3, 9, 27, 419, 1257, 1619, 3771, 4857, 11313, 14571, 43713, 678361, 2035083, 6105249, 18315747]

約数ペア:

[(1, 18315747), (3, 6105249), (9, 2035083), (27, 678361), (419, 43713), (1257, 14571), (1619, 11313), (3771, 4857)]