18797744

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3571}}^1$

素因数の和:3633

約数の個数: 40

約数和(自身を含む): 42521088

約数和(自身を除く): 23723344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 94, 112, 188, 329, 376, 658, 752, 1316, 2632, 3571, 5264, 7142, 14284, 24997, 28568, 49994, 57136, 99988, 167837, 199976, 335674, 399952, 671348, 1174859, 1342696, 2349718, 2685392, 4699436, 9398872, 18797744]

約数ペア:

[(1, 18797744), (2, 9398872), (4, 4699436), (7, 2685392), (8, 2349718), (14, 1342696), (16, 1174859), (28, 671348), (47, 399952), (56, 335674), (94, 199976), (112, 167837), (188, 99988), (329, 57136), (376, 49994), (658, 28568), (752, 24997), (1316, 14284), (2632, 7142), (3571, 5264)]