18054519

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{12109}}^1$

素因数の和:12190

約数の個数: 16

約数和(自身を含む): 27901440

約数和(自身を除く): 9846921

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 12109, 36327, 84763, 254289, 859739, 2579217, 6018173, 18054519]

約数ペア:

[(1, 18054519), (3, 6018173), (7, 2579217), (21, 859739), (71, 254289), (213, 84763), (497, 36327), (1491, 12109)]