18489141

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{6917}}^1$

素因数の和:6943

約数の個数: 24

約数和(自身を含む): 30217824

約数和(自身を除く): 11728683

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 243, 297, 891, 2673, 6917, 20751, 62253, 76087, 186759, 228261, 560277, 684783, 1680831, 2054349, 6163047, 18489141]

約数ペア:

[(1, 18489141), (3, 6163047), (9, 2054349), (11, 1680831), (27, 684783), (33, 560277), (81, 228261), (99, 186759), (243, 76087), (297, 62253), (891, 20751), (2673, 6917)]