208366532

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{449}}^1$

素因数の和:716

約数の個数: 48

約数和(自身を含む): 408240000

約数和(自身を除く): 199873468

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 199, 212, 398, 449, 583, 796, 898, 1166, 1796, 2189, 2332, 4378, 4939, 8756, 9878, 10547, 19756, 21094, 23797, 42188, 47594, 89351, 95188, 116017, 178702, 232034, 261767, 357404, 464068, 523534, 982861, 1047068, 1965722, 3931444, 4735603, 9471206, 18942412, 52091633, 104183266, 208366532]

約数ペア:

[(1, 208366532), (2, 104183266), (4, 52091633), (11, 18942412), (22, 9471206), (44, 4735603), (53, 3931444), (106, 1965722), (199, 1047068), (212, 982861), (398, 523534), (449, 464068), (583, 357404), (796, 261767), (898, 232034), (1166, 178702), (1796, 116017), (2189, 95188), (2332, 89351), (4378, 47594), (4939, 42188), (8756, 23797), (9878, 21094), (10547, 19756)]