19193988

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13219}}^1$

素因数の和:13248

約数の個数: 36

約数和(自身を含む): 49231280

約数和(自身を除く): 30037292

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 121, 132, 242, 363, 484, 726, 1452, 13219, 26438, 39657, 52876, 79314, 145409, 158628, 290818, 436227, 581636, 872454, 1599499, 1744908, 3198998, 4798497, 6397996, 9596994, 19193988]

約数ペア:

[(1, 19193988), (2, 9596994), (3, 6397996), (4, 4798497), (6, 3198998), (11, 1744908), (12, 1599499), (22, 872454), (33, 581636), (44, 436227), (66, 290818), (121, 158628), (132, 145409), (242, 79314), (363, 52876), (484, 39657), (726, 26438), (1452, 13219)]