18933656

素因数分解:

$2^3\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1699}}^1$

素因数の和:1911

約数の個数: 32

約数和(自身を含む): 40800000

約数和(自身を除く): 21866344

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 199, 398, 796, 1393, 1592, 1699, 2786, 3398, 5572, 6796, 11144, 11893, 13592, 23786, 47572, 95144, 338101, 676202, 1352404, 2366707, 2704808, 4733414, 9466828, 18933656]

約数ペア:

[(1, 18933656), (2, 9466828), (4, 4733414), (7, 2704808), (8, 2366707), (14, 1352404), (28, 676202), (56, 338101), (199, 95144), (398, 47572), (796, 23786), (1393, 13592), (1592, 11893), (1699, 11144), (2786, 6796), (3398, 5572)]