18713187

素因数分解:

$3^5\times {\mathrm{53}}^1\times {\mathrm{1453}}^1$

素因数の和:1521

約数の個数: 24

約数和(自身を含む): 28579824

約数和(自身を除く): 9866637

約数列:

[1, 3, 9, 27, 53, 81, 159, 243, 477, 1431, 1453, 4293, 4359, 12879, 13077, 39231, 77009, 117693, 231027, 353079, 693081, 2079243, 6237729, 18713187]

約数ペア:

[(1, 18713187), (3, 6237729), (9, 2079243), (27, 693081), (53, 353079), (81, 231027), (159, 117693), (243, 77009), (477, 39231), (1431, 13077), (1453, 12879), (4293, 4359)]