20318718

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{607}}^1\times {\mathrm{797}}^1$

素因数の和:1416

約数の個数: 32

約数和(自身を含む): 46577664

約数和(自身を除く): 26258946

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 607, 797, 1214, 1594, 1821, 2391, 3642, 4249, 4782, 5579, 8498, 11158, 12747, 16737, 25494, 33474, 483779, 967558, 1451337, 2902674, 3386453, 6772906, 10159359, 20318718]

約数ペア:

[(1, 20318718), (2, 10159359), (3, 6772906), (6, 3386453), (7, 2902674), (14, 1451337), (21, 967558), (42, 483779), (607, 33474), (797, 25494), (1214, 16737), (1594, 12747), (1821, 11158), (2391, 8498), (3642, 5579), (4249, 4782)]