19282256

素因数分解:

$2^4\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1609}}^1$

素因数の和:1731

約数の個数: 40

約数和(自身を含む): 43122240

約数和(自身を除く): 23839984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 107, 112, 214, 428, 749, 856, 1498, 1609, 1712, 2996, 3218, 5992, 6436, 11263, 11984, 12872, 22526, 25744, 45052, 90104, 172163, 180208, 344326, 688652, 1205141, 1377304, 2410282, 2754608, 4820564, 9641128, 19282256]

約数ペア:

[(1, 19282256), (2, 9641128), (4, 4820564), (7, 2754608), (8, 2410282), (14, 1377304), (16, 1205141), (28, 688652), (56, 344326), (107, 180208), (112, 172163), (214, 90104), (428, 45052), (749, 25744), (856, 22526), (1498, 12872), (1609, 11984), (1712, 11263), (2996, 6436), (3218, 5992)]