19984048

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9391}}^1$

素因数の和:9425

約数の個数: 40

約数和(自身を含む): 46584320

約数和(自身を除く): 26600272

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 9391, 18782, 37564, 65737, 75128, 131474, 150256, 178429, 262948, 356858, 525896, 713716, 1051792, 1249003, 1427432, 2498006, 2854864, 4996012, 9992024, 19984048]

約数ペア:

[(1, 19984048), (2, 9992024), (4, 4996012), (7, 2854864), (8, 2498006), (14, 1427432), (16, 1249003), (19, 1051792), (28, 713716), (38, 525896), (56, 356858), (76, 262948), (112, 178429), (133, 150256), (152, 131474), (266, 75128), (304, 65737), (532, 37564), (1064, 18782), (2128, 9391)]