18948519

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{17117}}^1$

素因数の和:17167

約数の個数: 16

約数和(自身を含む): 28758240

約数和(自身を除く): 9809721

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 17117, 51351, 154053, 462159, 701797, 2105391, 6316173, 18948519]

約数ペア:

[(1, 18948519), (3, 6316173), (9, 2105391), (27, 701797), (41, 462159), (123, 154053), (369, 51351), (1107, 17117)]