19682894

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{5557}}^1$

素因数の和:5600

約数の個数: 32

約数和(自身を含む): 38416896

約数和(自身を除く): 18734002

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 154, 161, 253, 322, 506, 1771, 3542, 5557, 11114, 38899, 61127, 77798, 122254, 127811, 255622, 427889, 855778, 894677, 1405921, 1789354, 2811842, 9841447, 19682894]

約数ペア:

[(1, 19682894), (2, 9841447), (7, 2811842), (11, 1789354), (14, 1405921), (22, 894677), (23, 855778), (46, 427889), (77, 255622), (154, 127811), (161, 122254), (253, 77798), (322, 61127), (506, 38899), (1771, 11114), (3542, 5557)]