19864456

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2297}}^1$

素因数の和:2373

約数の個数: 32

約数和(自身を含む): 39709440

約数和(自身を除く): 19844984

約数列:

[1, 2, 4, 8, 23, 46, 47, 92, 94, 184, 188, 376, 1081, 2162, 2297, 4324, 4594, 8648, 9188, 18376, 52831, 105662, 107959, 211324, 215918, 422648, 431836, 863672, 2483057, 4966114, 9932228, 19864456]

約数ペア:

[(1, 19864456), (2, 9932228), (4, 4966114), (8, 2483057), (23, 863672), (46, 431836), (47, 422648), (92, 215918), (94, 211324), (184, 107959), (188, 105662), (376, 52831), (1081, 18376), (2162, 9188), (2297, 8648), (4324, 4594)]