18888267

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{457}}^1\times {\mathrm{599}}^1$

素因数の和:1082

約数の個数: 16

約数和(自身を含む): 26380800

約数和(自身を除く): 7492533

約数列:

[1, 3, 23, 69, 457, 599, 1371, 1797, 10511, 13777, 31533, 41331, 273743, 821229, 6296089, 18888267]

約数ペア:

[(1, 18888267), (3, 6296089), (23, 821229), (69, 273743), (457, 41331), (599, 31533), (1371, 13777), (1797, 10511)]