19254339

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{12659}}^1$

素因数の和:12691

約数の個数: 18

約数和(自身を含む): 30118140

約数和(自身を除く): 10863801

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 12659, 37977, 113931, 164567, 493701, 1481103, 2139371, 6418113, 19254339]

約数ペア:

[(1, 19254339), (3, 6418113), (9, 2139371), (13, 1481103), (39, 493701), (117, 164567), (169, 113931), (507, 37977), (1521, 12659)]