19193421

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{2719}}^1$

素因数の和:2916

約数の個数: 16

約数和(自身を含む): 27722240

約数和(自身を除く): 8528819

約数列:

[1, 3, 13, 39, 181, 543, 2353, 2719, 7059, 8157, 35347, 106041, 492139, 1476417, 6397807, 19193421]

約数ペア:

[(1, 19193421), (3, 6397807), (13, 1476417), (39, 492139), (181, 106041), (543, 35347), (2353, 8157), (2719, 7059)]