18287967

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{3733}}^1$

素因数の和:3830

約数の個数: 16

約数和(自身を含む): 25809408

約数和(自身を除く): 7521441

約数列:

[1, 3, 23, 69, 71, 213, 1633, 3733, 4899, 11199, 85859, 257577, 265043, 795129, 6095989, 18287967]

約数ペア:

[(1, 18287967), (3, 6095989), (23, 795129), (69, 265043), (71, 257577), (213, 85859), (1633, 11199), (3733, 4899)]