18514936

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{617}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 39453120

約数和(自身を除く): 20938184

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 121, 124, 242, 248, 341, 484, 617, 682, 968, 1234, 1364, 2468, 2728, 3751, 4936, 6787, 7502, 13574, 15004, 19127, 27148, 30008, 38254, 54296, 74657, 76508, 149314, 153016, 210397, 298628, 420794, 597256, 841588, 1683176, 2314367, 4628734, 9257468, 18514936]

約数ペア:

[(1, 18514936), (2, 9257468), (4, 4628734), (8, 2314367), (11, 1683176), (22, 841588), (31, 597256), (44, 420794), (62, 298628), (88, 210397), (121, 153016), (124, 149314), (242, 76508), (248, 74657), (341, 54296), (484, 38254), (617, 30008), (682, 27148), (968, 19127), (1234, 15004), (1364, 13574), (2468, 7502), (2728, 6787), (3751, 4936)]