19452856

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{293}}^1$

素因数の和:535

約数の個数: 32

約数和(自身を含む): 37643760

約数和(自身を除く): 18190904

約数列:

[1, 2, 4, 8, 43, 86, 172, 193, 293, 344, 386, 586, 772, 1172, 1544, 2344, 8299, 12599, 16598, 25198, 33196, 50396, 56549, 66392, 100792, 113098, 226196, 452392, 2431607, 4863214, 9726428, 19452856]

約数ペア:

[(1, 19452856), (2, 9726428), (4, 4863214), (8, 2431607), (43, 452392), (86, 226196), (172, 113098), (193, 100792), (293, 66392), (344, 56549), (386, 50396), (586, 33196), (772, 25198), (1172, 16598), (1544, 12599), (2344, 8299)]