18515806

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{1571}}^1$

素因数の和:1727

約数の個数: 16

約数和(自身を含む): 28522368

約数和(自身を除く): 10006562

約数列:

[1, 2, 71, 83, 142, 166, 1571, 3142, 5893, 11786, 111541, 130393, 223082, 260786, 9257903, 18515806]

約数ペア:

[(1, 18515806), (2, 9257903), (71, 260786), (83, 223082), (142, 130393), (166, 111541), (1571, 11786), (3142, 5893)]