19747443

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{1117}}^1$

素因数の和:1274

約数の個数: 16

約数和(自身を含む): 27046656

約数和(自身を除く): 7299213

約数列:

[1, 3, 71, 83, 213, 249, 1117, 3351, 5893, 17679, 79307, 92711, 237921, 278133, 6582481, 19747443]

約数ペア:

[(1, 19747443), (3, 6582481), (71, 278133), (83, 237921), (213, 92711), (249, 79307), (1117, 17679), (3351, 5893)]