18416814

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:114

約数の個数: 96

約数和(自身を含む): 45386880

約数和(自身を除く): 26970066

約数列:

[1, 2, 3, 6, 13, 17, 19, 26, 34, 38, 39, 43, 51, 57, 78, 86, 102, 114, 129, 221, 247, 258, 289, 323, 442, 494, 559, 578, 646, 663, 731, 741, 817, 867, 969, 1118, 1326, 1462, 1482, 1634, 1677, 1734, 1938, 2193, 2451, 3354, 3757, 4199, 4386, 4902, 5491, 7514, 8398, 9503, 10621, 10982, 11271, 12427, 12597, 13889, 16473, 19006, 21242, 22542, 24854, 25194, 27778, 28509, 31863, 32946, 37281, 41667, 57018, 63726, 71383, 74562, 83334, 142766, 161551, 180557, 214149, 236113, 323102, 361114, 428298, 472226, 484653, 541671, 708339, 969306, 1083342, 1416678, 3069469, 6138938, 9208407, 18416814]

約数ペア:

[(1, 18416814), (2, 9208407), (3, 6138938), (6, 3069469), (13, 1416678), (17, 1083342), (19, 969306), (26, 708339), (34, 541671), (38, 484653), (39, 472226), (43, 428298), (51, 361114), (57, 323102), (78, 236113), (86, 214149), (102, 180557), (114, 161551), (129, 142766), (221, 83334), (247, 74562), (258, 71383), (289, 63726), (323, 57018), (442, 41667), (494, 37281), (559, 32946), (578, 31863), (646, 28509), (663, 27778), (731, 25194), (741, 24854), (817, 22542), (867, 21242), (969, 19006), (1118, 16473), (1326, 13889), (1462, 12597), (1482, 12427), (1634, 11271), (1677, 10982), (1734, 10621), (1938, 9503), (2193, 8398), (2451, 7514), (3354, 5491), (3757, 4902), (4199, 4386)]