18369867

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{643}}^1$

素因数の和:842

約数の個数: 16

約数和(自身を含む): 25038720

約数和(自身を除く): 6668853

約数列:

[1, 3, 89, 107, 267, 321, 643, 1929, 9523, 28569, 57227, 68801, 171681, 206403, 6123289, 18369867]

約数ペア:

[(1, 18369867), (3, 6123289), (89, 206403), (107, 171681), (267, 68801), (321, 57227), (643, 28569), (1929, 9523)]