19201112

素因数分解:

$2^3\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1723}}^1$

素因数の和:1935

約数の個数: 32

約数和(自身を含む): 41376000

約数和(自身を除く): 22174888

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 199, 398, 796, 1393, 1592, 1723, 2786, 3446, 5572, 6892, 11144, 12061, 13784, 24122, 48244, 96488, 342877, 685754, 1371508, 2400139, 2743016, 4800278, 9600556, 19201112]

約数ペア:

[(1, 19201112), (2, 9600556), (4, 4800278), (7, 2743016), (8, 2400139), (14, 1371508), (28, 685754), (56, 342877), (199, 96488), (398, 48244), (796, 24122), (1393, 13784), (1592, 12061), (1723, 11144), (2786, 6892), (3446, 5572)]