19172547

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{4027}}^1$

素因数の和:4079

約数の個数: 18

約数和(自身を含む): 28957292

約数和(自身を除く): 9784745

約数列:

[1, 3, 9, 23, 69, 207, 529, 1587, 4027, 4761, 12081, 36243, 92621, 277863, 833589, 2130283, 6390849, 19172547]

約数ペア:

[(1, 19172547), (3, 6390849), (9, 2130283), (23, 833589), (69, 277863), (207, 92621), (529, 36243), (1587, 12081), (4027, 4761)]