18077823

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{4211}}^1$

素因数の和:4276

約数の個数: 20

約数和(自身を含む): 27521208

約数和(自身を除く): 9443385

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 1431, 4211, 4293, 12633, 37899, 113697, 223183, 341091, 669549, 2008647, 6025941, 18077823]

約数ペア:

[(1, 18077823), (3, 6025941), (9, 2008647), (27, 669549), (53, 341091), (81, 223183), (159, 113697), (477, 37899), (1431, 12633), (4211, 4293)]