18958173

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{6659}}^1$

素因数の和:6748

約数の個数: 16

約数和(自身を含む): 27599040

約数和(自身を除く): 8640867

約数列:

[1, 3, 13, 39, 73, 219, 949, 2847, 6659, 19977, 86567, 259701, 486107, 1458321, 6319391, 18958173]

約数ペア:

[(1, 18958173), (3, 6319391), (13, 1458321), (39, 486107), (73, 259701), (219, 86567), (949, 19977), (2847, 6659)]