18087183

素因数分解:

$3^2\times {\mathrm{19}}^3\times {\mathrm{293}}^1$

素因数の和:356

約数の個数: 24

約数和(自身を含む): 27671280

約数和(自身を除く): 9584097

約数列:

[1, 3, 9, 19, 57, 171, 293, 361, 879, 1083, 2637, 3249, 5567, 6859, 16701, 20577, 50103, 61731, 105773, 317319, 951957, 2009687, 6029061, 18087183]

約数ペア:

[(1, 18087183), (3, 6029061), (9, 2009687), (19, 951957), (57, 317319), (171, 105773), (293, 61731), (361, 50103), (879, 20577), (1083, 16701), (2637, 6859), (3249, 5567)]