39928994

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{4057}}^1$

素因数の和:4122

約数の個数: 32

約数和(自身を含む): 74017920

約数和(自身を除く): 34088926

約数列:

[1, 2, 7, 14, 19, 37, 38, 74, 133, 259, 266, 518, 703, 1406, 4057, 4921, 8114, 9842, 28399, 56798, 77083, 150109, 154166, 300218, 539581, 1050763, 1079162, 2101526, 2852071, 5704142, 19964497, 39928994]

約数ペア:

[(1, 39928994), (2, 19964497), (7, 5704142), (14, 2852071), (19, 2101526), (37, 1079162), (38, 1050763), (74, 539581), (133, 300218), (259, 154166), (266, 150109), (518, 77083), (703, 56798), (1406, 28399), (4057, 9842), (4921, 8114)]