18954087

素因数分解:

$3^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1\times {\mathrm{431}}^1$

素因数の和:678

約数の個数: 16

約数和(自身を含む): 25754112

約数和(自身を除く): 6800025

約数列:

[1, 3, 107, 137, 321, 411, 431, 1293, 14659, 43977, 46117, 59047, 138351, 177141, 6318029, 18954087]

約数ペア:

[(1, 18954087), (3, 6318029), (107, 177141), (137, 138351), (321, 59047), (411, 46117), (431, 43977), (1293, 14659)]