18554103

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{1459}}^1$

素因数の和:1628

約数の個数: 20

約数和(自身を含む): 27912280

約数和(自身を除く): 9358177

約数列:

[1, 3, 9, 27, 81, 157, 471, 1413, 1459, 4239, 4377, 12717, 13131, 39393, 118179, 229063, 687189, 2061567, 6184701, 18554103]

約数ペア:

[(1, 18554103), (3, 6184701), (9, 2061567), (27, 687189), (81, 229063), (157, 118179), (471, 39393), (1413, 13131), (1459, 12717), (4239, 4377)]