18836493

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{28411}}^1$

素因数の和:28444

約数の個数: 16

約数和(自身を含む): 28639296

約数和(自身を除く): 9802803

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 28411, 85233, 369343, 482987, 1108029, 1448961, 6278831, 18836493]

約数ペア:

[(1, 18836493), (3, 6278831), (13, 1448961), (17, 1108029), (39, 482987), (51, 369343), (221, 85233), (663, 28411)]