18918207

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{27299}}^1$

素因数の和:27323

約数の個数: 24

約数和(自身を含む): 34070400

約数和(自身を除く): 15152193

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 27299, 81897, 191093, 245691, 300289, 573279, 900867, 1719837, 2102023, 2702601, 6306069, 18918207]

約数ペア:

[(1, 18918207), (3, 6306069), (7, 2702601), (9, 2102023), (11, 1719837), (21, 900867), (33, 573279), (63, 300289), (77, 245691), (99, 191093), (231, 81897), (693, 27299)]