19370296

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{5119}}^1$

素因数の和:5179

約数の個数: 32

約数和(自身を含む): 40550400

約数和(自身を除く): 21180104

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 473, 946, 1892, 3784, 5119, 10238, 20476, 40952, 56309, 112618, 220117, 225236, 440234, 450472, 880468, 1760936, 2421287, 4842574, 9685148, 19370296]

約数ペア:

[(1, 19370296), (2, 9685148), (4, 4842574), (8, 2421287), (11, 1760936), (22, 880468), (43, 450472), (44, 440234), (86, 225236), (88, 220117), (172, 112618), (344, 56309), (473, 40952), (946, 20476), (1892, 10238), (3784, 5119)]