20445812

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{4099}}^1$

素因数の和:4175

約数の個数: 24

約数和(自身を含む): 37884000

約数和(自身を除く): 17438188

約数列:

[1, 2, 4, 29, 43, 58, 86, 116, 172, 1247, 2494, 4099, 4988, 8198, 16396, 118871, 176257, 237742, 352514, 475484, 705028, 5111453, 10222906, 20445812]

約数ペア:

[(1, 20445812), (2, 10222906), (4, 5111453), (29, 705028), (43, 475484), (58, 352514), (86, 237742), (116, 176257), (172, 118871), (1247, 16396), (2494, 8198), (4099, 4988)]