19949096

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{599}}^1$

素因数の和:809

約数の個数: 32

約数和(自身を含む): 39312000

約数和(自身を除く): 19362904

約数列:

[1, 2, 4, 8, 23, 46, 92, 181, 184, 362, 599, 724, 1198, 1448, 2396, 4163, 4792, 8326, 13777, 16652, 27554, 33304, 55108, 108419, 110216, 216838, 433676, 867352, 2493637, 4987274, 9974548, 19949096]

約数ペア:

[(1, 19949096), (2, 9974548), (4, 4987274), (8, 2493637), (23, 867352), (46, 433676), (92, 216838), (181, 110216), (184, 108419), (362, 55108), (599, 33304), (724, 27554), (1198, 16652), (1448, 13777), (2396, 8326), (4163, 4792)]