388254856

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{18307}}^1$

素因数の和:18565

約数の個数: 32

約数和(自身を含む): 797496480

約数和(自身を除く): 409241624

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 241, 482, 964, 1928, 2651, 5302, 10604, 18307, 21208, 36614, 73228, 146456, 201377, 402754, 805508, 1611016, 4411987, 8823974, 17647948, 35295896, 48531857, 97063714, 194127428, 388254856]

約数ペア:

[(1, 388254856), (2, 194127428), (4, 97063714), (8, 48531857), (11, 35295896), (22, 17647948), (44, 8823974), (88, 4411987), (241, 1611016), (482, 805508), (964, 402754), (1928, 201377), (2651, 146456), (5302, 73228), (10604, 36614), (18307, 21208)]