18981741

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{1031}}^1$

素因数の和:1089

約数の個数: 24

約数和(自身を含む): 28309824

約数和(自身を除く): 9328083

約数列:

[1, 3, 17, 19, 51, 57, 323, 361, 969, 1031, 1083, 3093, 6137, 17527, 18411, 19589, 52581, 58767, 333013, 372191, 999039, 1116573, 6327247, 18981741]

約数ペア:

[(1, 18981741), (3, 6327247), (17, 1116573), (19, 999039), (51, 372191), (57, 333013), (323, 58767), (361, 52581), (969, 19589), (1031, 18411), (1083, 17527), (3093, 6137)]