18706149

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{26993}}^1$

素因数の和:27017

約数の個数: 24

約数和(自身を含む): 33688512

約数和(自身を除く): 14982363

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 26993, 80979, 188951, 242937, 296923, 566853, 890769, 1700559, 2078461, 2672307, 6235383, 18706149]

約数ペア:

[(1, 18706149), (3, 6235383), (7, 2672307), (9, 2078461), (11, 1700559), (21, 890769), (33, 566853), (63, 296923), (77, 242937), (99, 188951), (231, 80979), (693, 26993)]