16787368

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:218

約数の個数: 64

約数和(自身を含む): 36126720

約数和(自身を除く): 19339352

約数列:

[1, 2, 4, 8, 13, 26, 31, 41, 52, 62, 82, 104, 124, 127, 164, 248, 254, 328, 403, 508, 533, 806, 1016, 1066, 1271, 1612, 1651, 2132, 2542, 3224, 3302, 3937, 4264, 5084, 5207, 6604, 7874, 10168, 10414, 13208, 15748, 16523, 20828, 31496, 33046, 41656, 51181, 66092, 67691, 102362, 132184, 135382, 161417, 204724, 270764, 322834, 409448, 541528, 645668, 1291336, 2098421, 4196842, 8393684, 16787368]

約数ペア:

[(1, 16787368), (2, 8393684), (4, 4196842), (8, 2098421), (13, 1291336), (26, 645668), (31, 541528), (41, 409448), (52, 322834), (62, 270764), (82, 204724), (104, 161417), (124, 135382), (127, 132184), (164, 102362), (248, 67691), (254, 66092), (328, 51181), (403, 41656), (508, 33046), (533, 31496), (806, 20828), (1016, 16523), (1066, 15748), (1271, 13208), (1612, 10414), (1651, 10168), (2132, 7874), (2542, 6604), (3224, 5207), (3302, 5084), (3937, 4264)]