17947722

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{2111}}^1$

素因数の和:2238

約数の個数: 32

約数和(自身を含む): 39029760

約数和(自身を除く): 21082038

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 109, 218, 327, 654, 1417, 2111, 2834, 4222, 4251, 6333, 8502, 12666, 27443, 54886, 82329, 164658, 230099, 460198, 690297, 1380594, 2991287, 5982574, 8973861, 17947722]

約数ペア:

[(1, 17947722), (2, 8973861), (3, 5982574), (6, 2991287), (13, 1380594), (26, 690297), (39, 460198), (78, 230099), (109, 164658), (218, 82329), (327, 54886), (654, 27443), (1417, 12666), (2111, 8502), (2834, 6333), (4222, 4251)]