18888966729

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{91251047}}^1$

素因数の和:91251076

約数の個数: 12

約数和(自身を含む): 28470326976

約数和(自身を除く): 9581360247

約数列:

[1, 3, 9, 23, 69, 207, 91251047, 273753141, 821259423, 2098774081, 6296322243, 18888966729]

約数ペア:

[(1, 18888966729), (3, 6296322243), (9, 2098774081), (23, 821259423), (69, 273753141), (207, 91251047)]