18061947

素因数分解:

$3^5\times {\mathrm{239}}^1\times {\mathrm{311}}^1$

素因数の和:565

約数の個数: 24

約数和(自身を含む): 27256320

約数和(自身を除く): 9194373

約数列:

[1, 3, 9, 27, 81, 239, 243, 311, 717, 933, 2151, 2799, 6453, 8397, 19359, 25191, 58077, 74329, 75573, 222987, 668961, 2006883, 6020649, 18061947]

約数ペア:

[(1, 18061947), (3, 6020649), (9, 2006883), (27, 668961), (81, 222987), (239, 75573), (243, 74329), (311, 58077), (717, 25191), (933, 19359), (2151, 8397), (2799, 6453)]