18862168

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{619}}^1$

素因数の和:931

約数の個数: 32

約数和(自身を含む): 38278800

約数和(自身を除く): 19416632

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 293, 586, 619, 1172, 1238, 2344, 2476, 3809, 4952, 7618, 8047, 15236, 16094, 30472, 32188, 64376, 181367, 362734, 725468, 1450936, 2357771, 4715542, 9431084, 18862168]

約数ペア:

[(1, 18862168), (2, 9431084), (4, 4715542), (8, 2357771), (13, 1450936), (26, 725468), (52, 362734), (104, 181367), (293, 64376), (586, 32188), (619, 30472), (1172, 16094), (1238, 15236), (2344, 8047), (2476, 7618), (3809, 4952)]