18194031

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{15671}}^1$

素因数の和:15723

約数の個数: 16

約数和(自身を含む): 27582720

約数和(自身を除く): 9388689

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 15671, 47013, 141039, 423117, 673853, 2021559, 6064677, 18194031]

約数ペア:

[(1, 18194031), (3, 6064677), (9, 2021559), (27, 673853), (43, 423117), (129, 141039), (387, 47013), (1161, 15671)]