18348976

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{337}}^1$

素因数の和:469

約数の個数: 40

約数和(自身を含む): 36966384

約数和(自身を除く): 18617408

約数列:

[1, 2, 4, 8, 16, 41, 82, 83, 164, 166, 328, 332, 337, 656, 664, 674, 1328, 1348, 2696, 3403, 5392, 6806, 13612, 13817, 27224, 27634, 27971, 54448, 55268, 55942, 110536, 111884, 221072, 223768, 447536, 1146811, 2293622, 4587244, 9174488, 18348976]

約数ペア:

[(1, 18348976), (2, 9174488), (4, 4587244), (8, 2293622), (16, 1146811), (41, 447536), (82, 223768), (83, 221072), (164, 111884), (166, 110536), (328, 55942), (332, 55268), (337, 54448), (656, 27971), (664, 27634), (674, 27224), (1328, 13817), (1348, 13612), (2696, 6806), (3403, 5392)]