2189516

素因数分解:

$2^2\times 7^2\times {\mathrm{11171}}^1$

素因数の和:11189

約数の個数: 18

約数和(自身を含む): 4457628

約数和(自身を除く): 2268112

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 11171, 22342, 44684, 78197, 156394, 312788, 547379, 1094758, 2189516]

約数ペア:

[(1, 2189516), (2, 1094758), (4, 547379), (7, 312788), (14, 156394), (28, 78197), (49, 44684), (98, 22342), (196, 11171)]