18270993

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{20369}}^1$

素因数の和:20408

約数の個数: 16

約数和(自身を含む): 27377280

約数和(自身を除く): 9106287

約数列:

[1, 3, 13, 23, 39, 69, 299, 897, 20369, 61107, 264797, 468487, 794391, 1405461, 6090331, 18270993]

約数ペア:

[(1, 18270993), (3, 6090331), (13, 1405461), (23, 794391), (39, 468487), (69, 264797), (299, 61107), (897, 20369)]