19925903.000000000

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{28351}}^1$

素因数の和:28489

約数の個数: 32

約数和(自身を含む): 326615040

約数和(自身を除く): 182591960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 28351, 56702, 113404, 141755, 226808, 283510, 567020, 1134040, 3600577, 7201154, 14402308, 18002885, 28804616, 36005770, 72011540, 144023080]

約数ペア:

[(1, 144023080), (2, 72011540), (4, 36005770), (5, 28804616), (8, 18002885), (10, 14402308), (20, 7201154), (40, 3600577), (127, 1134040), (254, 567020), (508, 283510), (635, 226808), (1016, 141755), (1270, 113404), (2540, 56702), (5080, 28351)]