19853344

素因数分解:

$2^5\times 7^1\times {\mathrm{263}}^1\times {\mathrm{337}}^1$

素因数の和:617

約数の個数: 48

約数和(自身を含む): 44972928

約数和(自身を除く): 25119584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 263, 337, 526, 674, 1052, 1348, 1841, 2104, 2359, 2696, 3682, 4208, 4718, 5392, 7364, 8416, 9436, 10784, 14728, 18872, 29456, 37744, 58912, 75488, 88631, 177262, 354524, 620417, 709048, 1240834, 1418096, 2481668, 2836192, 4963336, 9926672, 19853344]

約数ペア:

[(1, 19853344), (2, 9926672), (4, 4963336), (7, 2836192), (8, 2481668), (14, 1418096), (16, 1240834), (28, 709048), (32, 620417), (56, 354524), (112, 177262), (224, 88631), (263, 75488), (337, 58912), (526, 37744), (674, 29456), (1052, 18872), (1348, 14728), (1841, 10784), (2104, 9436), (2359, 8416), (2696, 7364), (3682, 5392), (4208, 4718)]