19522688

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{3547}}^1$

素因数の和:3604

約数の個数: 32

約数和(自身を含む): 39808560

約数和(自身を除く): 20285872

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 344, 688, 1376, 2752, 3547, 5504, 7094, 14188, 28376, 56752, 113504, 152521, 227008, 305042, 454016, 610084, 1220168, 2440336, 4880672, 9761344, 19522688]

約数ペア:

[(1, 19522688), (2, 9761344), (4, 4880672), (8, 2440336), (16, 1220168), (32, 610084), (43, 454016), (64, 305042), (86, 227008), (128, 152521), (172, 113504), (344, 56752), (688, 28376), (1376, 14188), (2752, 7094), (3547, 5504)]