18996850

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{16519}}^1$

素因数の和:16554

約数の個数: 24

約数和(自身を含む): 36872640

約数和(自身を除く): 17875790

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 230, 575, 1150, 16519, 33038, 82595, 165190, 379937, 412975, 759874, 825950, 1899685, 3799370, 9498425, 18996850]

約数ペア:

[(1, 18996850), (2, 9498425), (5, 3799370), (10, 1899685), (23, 825950), (25, 759874), (46, 412975), (50, 379937), (115, 165190), (230, 82595), (575, 33038), (1150, 16519)]